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Definition of -plasty

a combining form with the meanings “molding, formation” “surgical repair, plastic surgery,” used in the formation of compound words: angioplasty; galvanoplasty; heteroplasty.
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Origin of -plasty

<Greek -plastia.See -plast, -y3
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022


What does -plasty mean?

The combining formplasty is used like a suffix meaning “molding, formation.” In medical terms, –plasty is often used in the sense of “surgical repair, plastic surgery.” Contrary to popular belief, the plastic in plastic surgery does not refer to the use of the material plastic. Rather, plastic in this sense means “the art of modeling figures.”

The form –plasty comes from Greek –plastia, meaning “formed” or “molded.” Find out how –plastia is related to plasma, plaster, and plastic at our entry for each word.

What are variants of –plasty?

The form -plasty does not have any variants. However, it is related to the forms plasm, plasia, plasy, plast, and plastic. Want to know more? Read our Words That Use articles for those forms.

Examples of -plast

An example of a word you may have encountered that features –plasty is rhinoplasty, “plastic surgery of the nose.”

As you may have guessed, the form rhino means “nose,” from Greek rhī́s. The form –plasty means “plastic surgery.” Rhinoplasty literally translates to “plastic surgery of the nose.”

What are some words that use the combining form –plasty?

What are some other forms that –plasty may be commonly confused with?

Break it down!

The combining form entero means “intestine.” With that in mind, what does enteroplasty mean?

How to use -plasty in a sentence

  • I begun to have a suspicion the stuff was made of sawdust with plasty of Paris fur frostin'.

    The Spenders|Harry Leon Wilson

British Dictionary definitions for -plasty


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