1

mastoid

adjective mas·toid \ ˈmas-ˌtȯid \

Definition of mastoid

1 : being the process of the temporal bone behind the ear; also : being any of several bony elements that occupy a similar position in the skull of lower vertebrates
2 : of, relating to, or occurring in the region of the mastoid process

Recent Examples of mastoid from the Web

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Origin and Etymology of mastoid

New Latin mastoides resembling a nipple, mastoid, from Greek mastoeidēs, from mastos breast


2

mastoid

noun

Definition of mastoid

: a mastoid bone or process

Recent Examples of mastoid from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mastoid.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of mastoid

1840


Medical Dictionary

1

mastoid

adjective mas·toid \ ˈmas-ˌtȯid \

medical Definition of mastoid

: of, relating to, or being the mastoid process; also : occurring in the region of the mastoid process

2

mastoid

noun

medical Definition of mastoid

: a mastoid bone or process

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