pro·​tein·​a·​ceous | \ ˌprō-tə-ˈnā-shəs How to pronounce proteinaceous (audio) ; ˌprō-ˌtē(-ə)-ˈnā-shəs How to pronounce proteinaceous (audio) \

Definition of proteinaceous

: of, relating to, containing, resembling, or being protein

Examples of proteinaceous in a Sentence

Recent Examples on the Web With the aid of a high-resolution microscope, the researchers pieced together how the proteinaceous pair defend against bacteria. Shi En Kim, Smithsonian Magazine, 20 July 2021 As Fulton explains, the layers of proteinaceous glue and paint that lend the models an aura of authenticity can shrink, delaminate and even pull away from the glass when subjected to dry conditions. Meilan Solly, Smithsonian, 29 Aug. 2019 Bitter, salty, and the proteinaceous flavor umami all set off their own neural cascades. Adam Rogers, WIRED, 16 May 2018

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

First Known Use of proteinaceous

circa 1844, in the meaning defined above

History and Etymology for proteinaceous

protein + -aceous

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Time Traveler for proteinaceous

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The first known use of proteinaceous was circa 1844

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Cite this Entry

“Proteinaceous.” Dictionary, Merriam-Webster, Accessed 24 Sep. 2022.

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More Definitions for proteinaceous


pro·​tein·​aceous | \ ˌprōt-ᵊn-ˈā-shəs How to pronounce proteinaceous (audio) , ˌprō-ˌtēn- How to pronounce proteinaceous (audio) , ˌprōt-ē-ən- \

Medical Definition of proteinaceous

: of, relating to, resembling, or being protein proteinaceous materials

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