[ bla-stee-muh ]
/ blæˈsti mə /

noun, plural blas·te·mas, blas·te·ma·ta [bla-stee-muh-tuh] /blæˈsti mə tə/. Embryology.

an aggregation of cells in an early embryo, capable of differentiation into specialized tissue and organs.

Origin of blastema

1840–50; < New Latin < Greek blástēma (blastē- verbid stem of blasteîn to sprout + -ma noun suffix denoting result of action)

Related forms

blas·te·mal, blas·te·mat·ic [blas-tuh-mat-ik] /ˌblæs təˈmæt ɪk/, blas·te·mic [bla-stee-mik, -steem-ik] /blæˈsti mɪk, -ˈstim ɪk/, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for blastema

British Dictionary definitions for blastema


/ (blæˈstiːmə) /

noun plural -mas or -mata (-mətə)

a mass of undifferentiated animal cells that will develop into an organ or tissue: present at the site of regeneration of a lost part

Derived Forms

blastemic (blæˈstiːmɪk, -ˈstɛm-), adjective

Word Origin for blastema

C19: from New Latin, from Greek: offspring, from blastos bud
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 blastema


[ blă-stēmə ]


The formative, undifferentiated material from which cells are formed.
A mass of embryonic cells from which an organ or a body part develops, either in normal development or in the regeneration of a lost body part.

Related forms

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