[ trans-puh-zish-uh n ]
/ ˌtræns pəˈzɪʃ ən /


an act of transposing.
the state of being transposed.
a transposed form of something.
Genetics. the movement of a gene or set of genes from one DNA site to another.
Photography. the process of reversing the tonality of an image, as from negative to positive.
Mathematics. a permutation of a set of elements that interchanges two elements and leaves the remaining elements in their original positions.

Nearby words

  1. transposal,
  2. transposase,
  3. transpose,
  4. transposed conjugate,
  5. transposing instrument,
  6. transposition cipher,
  7. transposition of great vessels,
  8. transpositive,
  9. transposon,
  10. transputer

Origin of transposition

First recorded in 1530–40, transposition is from the Medieval Latin word trānspositiōn- (stem of trānspositiō). See trans-, position

Related formstrans·po·si·tion·al, trans·pos·i·tive [trans-poz-i-tiv] /trænsˈpɒz ɪ tɪv/, adjectivenon·trans·po·si·tion, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for transposition

British Dictionary definitions for transposition


/ (ˌtrænspəˈzɪʃən) /


the act of transposing or the state of being transposed
something transposed
Derived Formstranspositional or transpositive (trænsˈpɒzɪtɪv), 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

Word Origin and History for transposition



1530s, from French transposition or directly from Medieval Latin transpositionem, noun of action from past participle stem of transponere (see transpose).

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for transposition


[ trăns′pə-zĭshən ]


Removal from one place to another.
The state of being transposed or of being on the wrong side of the body.
Transfer of a segment of DNA to a new position on the same or another chromosome, plasmid, or cell.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.