aplasia

[uh-pley-zhuh]

noun Pathology.

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

Origin of aplasia

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

Related formsa·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 aplastic

aplastic

adjective

relating to or characterized by aplasia

failing to develop into new tissue; defective in the regeneration of tissue, as of blood cellsaplastic anaemia

aplasia

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

Word Origin and History for aplastic

aplasia

1885, medical Latin, from Greek a-, privative prefix (see a- (3)), + -plasia.

Medicine definitions for aplastic

aplastic

[ā-plăs′tĭk, ə-plăs′-]

adj.

Unable to form or regenerate tissue.

Of, relating to, or characterized by 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.