[ ap-uh-zish-uh n ]
/ ˌæp əˈzɪʃ ən /


the act of placing together or bringing into proximity; juxtaposition.
the addition or application of one thing to another thing.
Grammar. a syntactic relation between expressions, usually consecutive, that have the same function and the same relation to other elements in the sentence, the second expression identifying or supplementing the first. In Washington, our first president, the phrase our first president is in apposition with Washington.
Biology. growth of a cell wall by the deposition of new particles in layers on the wall.Compare intussusception(def 2).

Origin of apposition

1400–50; late Middle English apposicioun < Late Latin appositiōn- (stem of appositiō) < Latin apposit(us) (see apposite) + -iōn- -ion

Related forms

ap·po·si·tion·al, adjectiveap·po·si·tion·al·ly, adverb

Can be confused

apposition opposition Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for apposition

British Dictionary definitions for apposition


/ (ˌæpəˈzɪʃən) /


a putting into juxtaposition
a grammatical construction in which a word, esp a noun phrase, is placed after another to modify its meaning
biology growth in the thickness of a cell wall by the deposition of successive layers of materialCompare intussusception (def. 2)

Derived Forms

appositional, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for apposition


[ ăp′ə-zĭshən ]


The putting in contact of two parts or substances.
The condition of being placed or fitted together.
The growth of successive layers of a cell wall.

Related forms

ap′po•sition•al adj.ap′po•sition•al•ly adv.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.