aplasia

[ uh-pley-zhuh ]

/ əˈpleɪ ʒə /

noun Pathology.

defective development or congenital absence of a limb, organ, or other body part.

Nearby words

aplanatic, aplanatic lens, aplanetic, aplanogamete, aplanospore, aplasia, aplasia axialis extracorticalis, aplasia cutis congenita, aplastic, aplastic anemia, aplastic lymph

Origin of aplasia

First recorded in 1880–85; a-⁶ + -plasia

Related forms

a·plas·tic

[ey-plas-tik] /eɪˈplæs tɪk/, adjective

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

British Dictionary definitions for aplasia

aplasia

/ (əˈpleɪzɪə) /

noun

pathol congenital absence or abnormal development of an organ or part

Word Origin for aplasia

C19: New Latin, from a- 1 + -plasia, from Greek plassein to form

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 aplasia

aplasia

[ ə-plā′zhə ]

n.

Congenital absence of an organ or tissue.

Incomplete, retarded, or defective development of an organ or tissue.

Cessation of the usual regenerative process in an organ or tissue.