bilateral

[bahy-lat-er-uhl]
adjective
1.
pertaining to, involving, or affecting two or both sides, factions, parties, or the like: a bilateral agreement; bilateral sponsorship.
2.
located on opposite sides of an axis; two-sided, especially when of equal size, value, etc.
3.
Biology. pertaining to the right and left sides of a structure, plane, etc.
4.
Chiefly Law. (of a contract) binding the parties to reciprocal obligations.
5.
through both parents equally: bilateral affiliation. Compare unilateral ( def 7 ).
noun
6.
Informal. a bilateral agreement, especially regarding international trade.

Origin:
1765–75; bi-1 + lateral

bilateralism, bilateralness, noun
bilaterally, adverb
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World English Dictionary
bilateral (baɪˈlætərəl)
 
adj
1.  having or involving two sides
2.  affecting or undertaken by two parties; mutual: a bilateral treaty
3.  denoting or relating to bilateral symmetry
4.  having identical sides or parts on each side of an axis; symmetrical
5.  sociol Compare unilateral relating to descent through both maternal and paternal lineage
6.  (Brit) relating to an education that combines academic and technical courses
7.  a bilateral meeting
 
bi'laterally
 
adv

Collins English Dictionary - Complete & Unabridged 10th Edition
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Etymonline
Word Origin & History

bilateral
"having two sides," 1775, from bi- + lateral (q.v.).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

bilateral bi·lat·er·al (bī-lāt'ər-əl)
adj.

  1. Having or formed of two sides; two-sided.

  2. Having or marked by bilateral symmetry.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Example sentences
For instance, he did not repeat the notion that the disputes should be resolved bilaterally.
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