slide rule
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slide rule
n.
A device consisting of two logarithmically scaled rules mounted to slide along each other so that multiplication, division, and other more complex computations are reduced to the mechanical equivalent of addition or subtraction.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
slide rule
n
(Mathematics) a mechanical calculating device consisting of two strips, one sliding along a central groove in the other, each strip graduated in two or more logarithmic scales of numbers, trigonometric functions, etc. It employs the same principles as logarithm tables
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
slide′ rule`
n.
a mechanical calculator consisting of a ruler with a sliding section, both bearing logarithmic scales.
[1875–80]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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| Noun | 1. |  slide rule - analog computer consisting of a handheld instrument used for rapid calculations; have been replaced by pocket calculatorsanalog computer, analogue computer - a computer that represents information by variable quantities (e.g., positions or voltages) |
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Translations
slide rule
n (Math) → regolo calcolatoreCollins Italian Dictionary 1st Edition © HarperCollins Publishers 1995