| 单词 | norm |
| 释义 | norm (once / 2755 pages) n A statistical average is called the norm. If you live in a town made up mostly of farmers but your trade is basket weaving, then you're outside the norm. The noun norm is from the Latin word norma, which was a carpenter's square or pattern used in construction to make regular corners. Now we use norm for anything that sets a standard. You can score within the norm on a standardized test, score above the norm on an IQ test, or fall below the norm in acceptable standards of dress if you wear a halter top and cut-off jeans to a formal ball. WORD FAMILYnorm: norms USAGE EXAMPLESNow 36 years old, she grew up in a family where office work was the norm, and attended college intending to become a teacher. Wall Street Journal(Jan 02, 2017) Our greatest obligation will be to defend democracy itself, along with republican norms for governing and the openness that free societies require. Washington Post(Jan 01, 2017) Changes to these unwritten norms generated much screaming in the House last year. Washington Times(Jan 01, 2017) 1n a standard or model or pattern regarded as typical the current middle-class norm of two children per family Hyper criterion, measure, standard, touchstone a basis for comparison; a reference point against which other things can be evaluated 2n a statistic describing the location of a distribution it set the norm for American homes Syn|Hypo|Hyper average age norm the average age at which particular performances are expected to appear modal value, modethe most frequent value of a random variable median, median valuethe value below which 50% of the cases fall mean, mean valuean average of n numbers computed by adding some function of the numbers and dividing by some function of n arithmetic mean, expectation, expected value, first momentthe sum of the values of a random variable divided by the number of values geometric meanthe mean of n numbers expressed as the n-th root of their product harmonic meanthe mean of n numbers expressed as the reciprocal of the arithmetic mean of the reciprocals of the numbers statistic a datum that can be represented numerically |
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