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Asking for help, clarification, or responding to other answers. That's a mouthful to say, so it gets shortened to something like "close enough to nominal" to save time, and eventually the literal meaning of "nominal" becomes irrelevant, and the engineer just says "nominal" to mean close-enough-to-the-expected-value and "off-nominal" (or "high", or "low", or "abort now-now-now") to mean not-close-enough. It can mean small or far below the real value or cost such as a nominal fee. By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy. It is a plausible requirement on any answer to these questions thattwo criteria be respected. A nominal amount of money is…. As he was still not allowed to run a company, his wife became its nominal head. Another was ‘being such in name only’. There was a definition of ‘pertaining to, or constituting a name or names or nouns’ but that seemed to be only referencing grammar. Of, resembling, relating to, or consisting of a name or names. Nominal data can be collected with an open-ended or multiple choice question but the open-ended approach is frowned upon. Information and translations of nominal in the most comprehensive dictionary definitions resource on … Liminal space is an in-between space. You use nominal to indicate that someone or something is supposed to have a particular identity or status, but in reality does not have it. An engineer sees it's running at 42kN. Define nominal. It's not accurate to say it means "working correctly". There was a definition of ‘pertaining to, or constituting a name or names or nouns’ but that seemed to be only referencing grammar. 1 (of a role or status) existing in name only. I'm not sure this answers the question, and in fact it seems a bit circular. A threshold is a door or gap between two spaces. Is the implication here that it really means "working as far as we can tell"? So, the general sense is that "nominal" means something that should not be taken at face value. Space Exploration Stack Exchange is a question and answer site for spacecraft operators, scientists, engineers, and enthusiasts. Synonyms: titular, formal, purported, in name only More Synonyms of nominal. Like a nominal head of state is in charge in name only. b. This developer built a…. Nonetheless, th… The latter option is more common and arguably more accurate. Why use the term “gravitational slingshot”? The first couple definitions… were not helpful. Complementing the concepts of location and direction is distance. A threshold between two spaces 2. A nominal amount of money is…. Terms like "normal" might imply not the specific condition or even worse a comparison with some historic averages. For example if a system over-performs, it would be working correctly, by could still be off-nominal. Is this a draw despite the Stockfish evaluation of −5? If you're paid $15.00 per hour, your nominal wage is $15.00 per hour. It can be defined as a space that is: 1. It's talked about as a threshold, and indeed, the etymology of “liminal” comes from the Latin root word "limen," which means “threshold.” Liminal spaces are transitional or transformative spaces. How's the engine doing? The engineer might want to say "it's within the allowed tolerances from nominal.". So I looked up the trusty Internet Dictionaries for the definition. That didn’t seems to make sense in Spacex usage. a nominal fee. "The clause starts with a wh-word, contains a verb, and functions, taken whole, as a noun. Disadvantages I love watching Spacex live streams of their missions. Elon Musk Explains Why Starship SN10 Exploded After Landing, Building dynamic forms with Django nested formsets and Vue.js, Find files, folders in your directory with Python, Ruby on Rails vs. Django in 2020 and Beyond, Django Rest Framework API Setup w/ JSONApi and Postgres Database. When did the term “Space” first come into use? rev 2021.3.12.38768, The best answers are voted up and rise to the top, Space Exploration Stack Exchange works best with JavaScript enabled, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site, Learn more about Stack Overflow the company, Learn more about hiring developers or posting ads with us. The usual definition of the term „nominal“ coming from its origin („of name“ or „as it is named“) somehow reflects that in a double way. So it's shorthand for. Finally I found a definition that makes sense. A real definition is then a special case of a nominal definition (since it can hardly be a definition if it is not put into words) while a nominal definition may have no reference to reality but still be a definition (such as a mermaid being half woman, half fish). I initially thought nominal was a negative word. the nominal leader. What is the mathematical meaning of the plus sign (+) in chemical reaction equations? It is true thatunless this criterion is made precise, it is subject to trivialcounterexamples, for the introduction of a definition materiallyaffects some facts. We should not be able to establish, by means of a merestipulation, new things about, for example, the moon. This ISS trash deployment looks more like 2 feet than 2 inches per second, was it too fast or are these articles incorrect? nominal definition: 1. in name or thought but not in fact or not as things really are: 2. I may be wrong :-). Learn all about Nominal Data Definition, Characteristics, and Examples. A transitional space 3. Nominal is a financial term that has several different contexts. So, the origins (etymology) of the term is literally “a threshold between two other spaces”. Assigned to or bearing a person's name: nominal shares. site design / logo © 2021 Stack Exchange Inc; user contributions licensed under cc by-sa. As explained in the answer that Organic Marble dug up, aerospatial "nominal" is really a shorthand for something like within the allowed tolerances around the nominal (i.e. Nominal data simply names something without assigning it to an order in relation to other numbered objects or pieces of data. It only takes a minute to sign up. Nominal means, very small or non existent. We can speculate about how that shorthand evolved. How to use nominal in a sentence. Can I simply use multiple turbojet engines to fly supersonic? It's shorthand for all measurements of system X are operating as expected. Nominal Let’s start with the easiest one to understand. This is the measurement of the green board before any shrinkage has occurred. Again doesn’t make sense in Spacex usage. More example sentences. Learn more. How can I play QBasic Nibbles on a modern machine? Understanding the behavior of C's preprocessor when a macro indirectly expands itself. A space where you don’t know what is coming, but where many things are possible in the near future “Liminal” is Latin for “threshold”. The nominal data just name a thing without applying it to an order related to other numbered items. nominal synonyms, nominal pronunciation, nominal translation, English dictionary definition of nominal. performing or achieved within expected, acceptable limits; normal and satisfactory; Example The mission was nominal throughout. How do you use an anchor of a TikZ circle? Nominal data is “labeled” or “named” data which can be divided into various groups that do not overlap. Learn more. Use MathJax to format equations. More to the point, if the craft is supposed to be accelerating at 1.00g, but an accelerometer with specified accuracy of 0.02g reports that they are producing 0.11g, and the engines are actually producing 0.12g, the accelerometer reading would be "correct" within. You can define liminal space in several different ways. 1. a. Is it possible to create a "digital seal" to tell if a document has been opened? nominal — Aerospace. So I probably just don’t know the definition or how they are using it. Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Distance. As an engineer, I'm naturally biased towards these words making sense, but to me, it seems very reasonable to use "nominal" in the "name" sense... its the named value. One definition was ‘being small or low in amount when compared with the actual value’. Why are gas fees taken for failed smart contract interactions? Finally I found a definition that makes sense. ‘Thailand retained nominal independence under Japanese military occupation’. ‘The government plays a nominal role in dictating policy because it cannot monitor local fisheries or enforce fisheries regulations.’. It's not just aerospace. ‘There are then individuals for whom religion plays only a nominal role in constructing a sense of self and of group membership.’. How did James Potter get his Invisibility Cloak? Advantages; They can both be arranged into categorical arrays, which takes less time and space during analysis. Cookies. Nominal measurements traditionally refer to the size of the board when it was first rough cut, before it was dried and planed (smoothed). If you're paid $15.00 per hour, your nominal wage is $15.00 per hour. Firstly: it mostly applies to readings/values. Let's jump right in with the definition of liminal space. 2. minimal in comparison with real worth or what is expected; token. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. How and why, then, did it come to mean "working correctly" in space travel? How did "nominal" come to mean normal operation in space industry? Nominal Clauses . Nominal clauses contain a verb and often begin with words such as what (or other wh-words) or that. 3. of, relating to, constituting, bearing, or giving a … 1970 R. Turnill Lang. Though they appear simple, nominal data is the foundation of quantitative research and is among the most used measurement scale. (Side note looking stuff up in a real dictionary used to take forever.) An example of nominal data might be a "pass" or "fail" classification for each student's test result. Everybody knows that in the real world you basically never achieve any named value, but it can be close enough that people may act as-if it is the named value. @JaminGrey AFAIK / I've always understood that dressed ("pretty" smooth surface) timber is undersized because it was nominally [ :-) ] at full stated size when "rough sawn" and the act of dressing it has removed material on all major faces. Space 94 Nominal, a favourite word, meaning within prescribed limits; anything from ‘perfect’ to acceptable. MathJax reference. Who started the "-oid" suffix fashion in math? A nominal scale measurement normally deals only with non-numeric (quantitative) variables or where numbers have no value. Liminal Space Definition. To learn more, see our tips on writing great answers. The name ‘Nominal’ comes from the Latin word “nomen” which means ‘name’. Abstract: In this paper the latest electric power system (EPS) off-nominal operations and caution and warning techniques for the International Space Station (ISS) are presented. The EPS off-nominal operations development consists of a compilation of analyses that provide plans and procedures for continued operation of the EPS in the event of a failure or anomaly. An example of misuse is our use of the word ‘nominal’, which most of the English-speaking world interprets as meaning small, minimal-and we usually use it in the sense of being average or normal. 1. adjective. Example: Assume the thrust of an engine according to its design and specification -- its nominal thrust -- is 45 kN, but our mission rules (or whatever rules apply) say we're allowed to proceed if it's within +/- 10% of that figure. @BYU grad. In common parlance, "nominal" means "in name only", "small (amount or quantity)" or "stated, but not necessarily reflective of reality". Is there a more modern version of "Acme", as a common, generic company name? Why do delta-v and delta-v both use the same term? But I am super confused at what they mean when they say ‘speed is nominal’, or ‘mission proceeding nominally’. specified) value. nominal meaning: 1. in name or thought but not in fact or not as things really are: 2. In common parlance, "nominal" means "in name only", "small (amount or quantity)" or "stated, but not necessarily reflective of reality". Consider, for example, the sentence "He can go wherever he wants. 2. a. These are called that- clauses and wh- clauses or relative clauses. For example, if the company commonly works with fractional dimensions, the nominal value for the dimension 3.124 will … Definition of nominal in the Definitions.net dictionary. If something is not nominal, it does no good to say "not nominal", rather, one would say what is actually wrong. What does nominal mean? "Specified" for "nominal" doesn't seem a stretch to me. A Nominal Scale is a measurement scale, in which numbers serve as “tags” or “labels” only, to identify or classify an object. Make stuff. Nominal data provides some information about a group or set of events, even if that information is limited to mere counts. First, it references the fact that you are talking about the „numerical reading“, not the actual condition and secondly that somebody has called out for an expected value for the current condition. Let’s define it: Nominal data are those items which are distinguished by a simple naming system. Dimensional lumber is cut to a specific length, width, and depth. They are data with no numeric value, such as profession. For instance, if fuel tank pressure was below its safe/acceptable value, they would report that the fuel tank pressure is low. Distance The amount of separation between locations. Why don't I find the concept of cosmic velocities in western space-related materials? adj. Can I use a MacBook as a server with the lid closed? The arithmetic operations performed on numerical data takes time and space, making nominal and ordinal data better alternatives. Why does NASA use the position title “Pilot”' for crew members who are not in charge of piloting the spacecraft? [4] First, a stipulative definition should not enable us to establishessentially new claims—call this the Conservativenesscriterion. Meaning of nominal. The definition of nominal doesn t comport with use in any sense by NASA. New DM on House Rules, concerning Nat20 & Rule of Cool. Ancient temple booby traps designed for dragons. Author Steven Siceloff … So when the rocket performance is ‘nominal’ is it within expected and acceptable limits. You can tell it functions as a noun because you … Or is there a deeper meaning? They went home" mean in Maya Angelou's "They Went Home"? It has to be a deliberate choice to mean "normal" or within operating parameters to … Velocity can be nominal, whereas to say velocity is "working correctly" is meaningless. Terms like "correct" and "right" might imply the condition might be checked further beside the value being inside the acceptable parameters, so it’s good to stay away from that. Actual Dimensions. For that reason having a less loaded term (implying you are only comparing the reading with the procedures/specification tolerances) seems to be a good choice. Below is an example of Nominal level of measurement. The tables below provide both the nominal and actual sizes so many common North American lumber sizes. Nominal Scale: Definition . And the actual definition used in aviation/engineering: Thanks for contributing an answer to Space Exploration Stack Exchange! Most manufacturing people will refer to the nominal dimension as the closest common value to the dimension specified. Flight is Nominal The first stage engines are generating thrust and the launch vehicle is going through the sound barrier. State of the Stack: a new quarterly update on community and product, Podcast 320: Covid vaccine websites are frustrating. Since nominal and ordinal data are categorical, they can both be placed in a categorical array. Code, design, cook. refers to the degree or amount of separation between locations and can be measured in nominal or absolute terms with various units. How and why, then, did it come to mean "working correctly" in space travel? Nominal definition is - of, relating to, or being a noun or a word or expression taking a noun construction. Why do space operations use “nominal” to mean “working correctly”? ‘Office space will be rented out at nominal prices to IT firms.’ ‘If a nominal charge was introduced to defray the cost, I don't think too many people would complain.’ ‘Drop fees can range from a nominal charge to hundreds, even thousands of dollars.’ A nominal wage is the rate of pay employees are compensated. Second: even when it could be tied to a system as an indicator of performance, it still is not directly a measure of correctness. (Statistics) statistics a discrete classification of data, in which data are neither measured nor ordered but subjects are merely allocated to distinct categories: for example, a record of students' course choices constitutes nominal data which could be correlated with school results. So, the general sense is that "nominal" means something that should not be taken at face value. Making statements based on opinion; back them up with references or personal experience. 'Nominal' is used in all of engineering. it's even better to use the word norminal. However, there is a difference between the nominal size (what the lumber is referred to) and the actual size. performing or achieved within expected, acceptable limits;normal and satisfactory; Example The mission was nominal throughout. As far as I know the term is only used that way in the space industry. A transformative space 4. The order of the data collected can’t be established using nominal data and thus, if you change the order of data its significance of data will not be altered. Dr. Sutcliffe explains the definition of a real vector space. 1. in name only; theoretical. Did You Know? I'll remove "expected". Webster actually defines two meanings which both apply to those mentioned aspects: : of, being, or relating to a designated or theoretical size that may vary from the actual : APPROXIMATE. Nominal scales are used for labeling variables, without ... “space in between,” which is the important thing to remember–interval scales not only tell us about order, but ... about interval data applies to ratio scales + ratio scales have a clear definition of zero.
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Geschrieben am Februar 20th, 2021