mastoidectomy

American

[mas-toi-dek-tuh-mee] / ˌmæs tɔɪˈdɛk tə mi /

noun

Surgery.

the removal of part of a mastoid process, usually for draining an infection.

mastoidectomy British

/ ˌmæstɔɪˈdɛktəmɪ /

noun

surgical removal of the mastoid process

"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

Other Word Forms

Noun Inflected Forms

mastoidectomies

plural

Etymology

Origin of mastoidectomy

First recorded in 1895–1900; mastoid + -ectomy

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

mastoidectomy

In addition, the mastoidectomy scar was clearly present on the left side of the skull.

From Slate ● Nov. 22, 2013

A mastoidectomy two years ago showed a severely deteriorated eardrum.

From Time Magazine Archive

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023