bisect

bisect

[v. bahy-sekt, bahy-sekt; n. bahy-sekt]
verb (used with object)
1.
to cut or divide into two equal or nearly equal parts.
2.
Geometry. to cut or divide into two equal parts: to bisect an angle.
3.
to intersect or cross: the spot where the railroad tracks bisect the highway.
verb (used without object)
4.
to split into two, as a road; fork: There's a charming old inn just before the road bisects.
noun
5.
Also called split. Philately. a portion of a stamp, usually half, used for payment of a proportionate amount of the face value of the whole stamp.

Origin:
1640–50; bi-1 + -sect

bisection, noun
bisectional, adjective
bisectionally, adverb

bisect, dissect.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
bisect (baɪˈsɛkt)
 
vb
1.  (tr) maths to divide into two equal parts
2.  to cut or split into two
 
[C17: bi-1 + -sect from Latin secāre to cut]
 
bisection
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Word Origin & History

bisect
"to cut in two," 1640s, from Mod.L. bisectus, pp. of bisecare, from bi- "two" + secare "to cut" (see section).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Science Dictionary
bisect   (bī'sěkt', bī-sěkt')  Pronunciation Key 
To cut or divide into two parts, especially two equal parts.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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