a combining form with the meanings “molding, formation” “surgical repair, plastic surgery,” used in the formation of compound words: angioplasty; galvanoplasty; heteroplasty.
Origin of -plasty
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
n combining form
indicating plastic surgery involving a bodily part, tissue, or a specified processrhinoplasty; neoplasty
Word Origin for -plasty
from Greek -plastia; see -plast
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-forming element meaning "act or process of forming," also "plastic surgery" applied to a specific part, from Greek -plastia, from plastos "molded, formed," verbal adjective from plassein "to mold" (see plasma).
Online Etymology Dictionary, © 2010 Douglas Harper
Molding or forming surgically; plastic surgery:dermatoplasty.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.