number line

number line

noun Mathematics.
a straight line on which there is indicated a one-to-one correspondence between points on the line and the set of real numbers.
Also called real line.


Origin:
1955–60
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Number line is always a great word to know.
So is interval. Does it mean:
space between two objects or events
fractions within a fraction
Collins
World English Dictionary
number line
 
n
an infinite line on which points represent the real numbers

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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