[ met-uh-pley-zhuh, -zhee-uh ]
/ ˌmɛt əˈpleɪ ʒə, -ʒi ə /

noun Pathology.

the transformation of one type of tissue into another.

Origin of metaplasia

First recorded in 1885–90; meta- + -plasia

Related forms

met·a·plas·tic [met-uh-plas-tik] /ˌmɛt əˈplæs tɪk/, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for metaplasia


/ (ˌmɛtəˈpleɪzɪə) /


the transformation of one kind of tissue into a different kind
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 metaplasia


[ mĕt′ə-plāzhə ]


Normal transformation of tissue from one type to another, as in the ossification of cartilage to form bone.
Transformation of cells from a normal to an abnormal state.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.