单词 | parameter |
释义 | parameter[ puh-ram-i-ter ] / pəˈræm ɪ tər / SEE SYNONYMS FOR parameter ON THESAURUS.COM nounMathematics.
Statistics. a variable entering into the mathematical form of any distribution such that the possible values of the variable correspond to different distributions. Computers. a variable that must be given a specific value during the execution of a program or of a procedure within a program. Usually parameters. limits or boundaries; guidelines: the basic parameters of our foreign policy. characteristic or factor; aspect; element: a useful parameter for judging long-term success. Origin of parameterFrom the New Latin word parametrum, dating back to 1650–60. See para-1, -meter usage note for parameter4, 5. Some object strongly to the use of parameter in these newer senses. Nevertheless, the criticized uses are now well established both in educated speech and in edited writing. OTHER WORDS FROM parameterpar·a·met·ric [par-uh-me-trik], /ˌpær əˈmɛ trɪk/, par·a·met·ri·cal, adjectiveWORDS THAT MAY BE CONFUSED WITH parameterparameter , perimeterWords nearby parameterparamedic, paramedical, paramenia, parament, paramesonephric duct, parameter, parameterize, parametric amplifier, parametric equalizer, parametric equation, parametric equations Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for parameterBritish Dictionary definitions for parameterparameter / (pəˈræmɪtə) / nounone of a number of auxiliary variables in terms of which all the variables in an implicit functional relationship can be explicitly expressedSee parametric equations a variable whose behaviour is not being considered and which may for present purposes be regarded as a constant, as y in the partial derivative ∂f(x,y)/∂ x statistics a characteristic of the distribution of a population, such as its mean, as distinct from that of a sampleCompare statistic informal any constant or limiting factora designer must work within the parameters of budget and practicality Derived forms of parameterparametric (ˌpærəˈmɛtrɪk) or parametrical, adjectiveWord Origin for parameterC17: from New Latin; see para- 1, -meter Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Cultural definitions for parameterparameter [ (puh-ram-uh-tuhr) ] A quantity or number on which some other quantity or number depends. An informal example is, “Depending on the traffic, it takes me between twenty minutes and an hour to drive to work”; here, “traffic” is the parameter that determines the time it takes to get to work. In statistics, a parameter is an unknown characteristic of a population — for example, the number of women in a particular precinct who will vote Democratic. notes for parameterThe term is often mistakenly used to refer to the limits of possible values a variable can have because of confusion with the word perimeter. The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. Medical definitions for parameterparameter [ pə-răm′ĭ-tər ] n.One of a set of measurable factors, such as temperature and pressure, that define a system and determine its behavior and are varied in an experiment. A factor that determines a range of variations; a boundary. A statistical quantity, such as a mean or standard deviation of a total population, that is calculated from data and describes a characteristic of the population as opposed to a sample from the population. A psychoanalytic tactic, other than interpretation, used by the analyst to further the patient's progress. A factor that restricts what is possible or what results. Not in technical use. A distinguishing characteristic or feature. Not in technical use. Other words from parameterpar′a•met′ric (păr′ə-mĕt′rĭk) adj.The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. |
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