| 单词 | ordinal number |
| 释义 | ordinal numbernounAlso called ordinal numeral. any of the numbers that express degree, quality, or position in a series, as first, second, and third (distinguished from cardinal number). Mathematics. a symbol denoting both the cardinal number and the ordering of a given set, being identical for two ordered sets having elements that can be placed into one-to-one correspondence, the correspondence preserving the order of the elements. Origin of ordinal numberFirst recorded in 1600–10 Words nearby ordinal numberorder paper, order port, orders, order someone about, ordinal, ordinal number, ordinal numbers, ordinal scale, ordinance, ordinand, ordinariate Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for ordinal numberordinal number nouna number denoting relative position in a sequence, such as first, second, thirdSometimes shortened to: ordinal logic maths a measure of not only the size of a set but also the order of its elements Compare cardinal number 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 Scientific definitions for ordinal numberordinal number [ ôr′dn-əl ] A number, such as 3rd, 11th, or 412th, used in counting to indicate position in a series but not quantity. Compare cardinal number. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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