| 单词 | rational number |
| 释义 | rational numbernoun Mathematics.a number that can be expressed exactly by a ratio of two integers. Origin of rational numberFirst recorded in 1900–05 Words nearby rational numberrational function, rational horizon, rationalism, rationality, rationalize, rational number, rational operation, rational therapy, rationing, rations, ratio scale Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for rational numberrational number nounany real number of the form a / b, where a and b are integers and b is not zero, as 7 or 7/3 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 rational numberrational number A number that can be expressed as an integer or a quotient of integers. For example, 2, -5, and 12 are rational numbers. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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