from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A division into two parts, especially into two equal parts

from the GNU version of the Collaborative International Dictionary of English

  • n. Division into two parts, esp. two equal parts.

from The Century Dictionary and Cyclopedia

  • n. The act of bisecting, or cutting or dividing into two parts; specifically, the act of cutting into two equal parts; the division of any line, angle, figure, or quantity into two equal parts.
  • n. One of two sections composing anything, or into which it may be divided: as, “one whole bisection of literature,”

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. dividing into two equal parts


Sorry, no etymologies found.


  • Thus, if the bisection is not made as early as between the two cells after the first segmentation but later, even at the blastula stage, or at that of the very young gastrula, you can still get twins.

    Hans Spemann - Nobel Lecture

  • This becomes especially clear when the bisection is made in such a way that it separates the ventral half of the embryo from the dorsal half.

    Hans Spemann - Nobel Lecture

  • Shaheed was conscious, despite bisection, and pointed up, 'Take me up there ... so I carried what was now only half a boy (and therefore reasonably light) up narrow spiral stairs to the heights of that cool white minaret, where Shaheed babbled ... the loudspeaker system was activated, and afterwards people would never forget how a mosque had screamed out the terrible agony of war.

    G. Roger Denson: The Beauty We Fear: The Mosques of Secular Muslim Writers

  • Maybe the bisection would leave a piece of his land isolated and far from any overpass, and how, the farmer wanted to know, was he supposed to get across that highway with a tractor?

    Interstate 69

  • Because we were interested in linking spatial ability with empathy, we also included a very simple task of spatial attention called the line bisection task.

    Ability To Literally Imagine Oneself In Another's Shoes May Be Tied To Empathy

  • Like someone getting their jaw torn off, or a person getting cleaved in half by a sword dissection by bisection?

    Comic Break: Ferryman #5 (DC/Wildstorm)

  • For so many years we have heard science teachers or pundits pronounce it to rhyme with bisection to cut in half, that it is futile to attempt to correct that and seems stilted when pronounced correctly.

    Friday! August 07 – The Bleat.

  • No American trade unions will be allowed any part of this bisection of our country.

    Think Progress » Bush: American Foreign Policy No Longer Seeks to ‘Manage Calm’

  • Oregon is taller than Washington because, writes Mr. Stein, a clean bisection "would have placed the vitally important Columbia River" -- and thus Seattle and Portland -- "entirely in Washington."

    Borders Defined, 50 Times

  • It was as if an archeologist had done a bisection in rock of the strata of flavors of the sea – starting at the top where the tuna air was light, foamy and slightly salty, and finishing at the purple pool that was culinarily evocative of the primordial ooze deep, dark, thick, bitter and most aquatic.



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