proteinaceous

adjective

pro·​tein·​a·​ceous ˌprō-tə-ˈnā-shəs  ˌprō-ˌtē(-ə)-ˈnā-shəs 

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

Examples of proteinaceous in a Sentence

Recent Examples on the Web

Once in the gut, the larvae shed their proteinaceous coats upon exposure to the stomach acids and migrate to the mucosa of the bowels to mature into adults. —Rebecca Kreston, Discover Magazine, 25 Dec. 2016

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

Word History

Etymology

protein + -aceous

First Known Use

circa 1844, in the meaning defined above

Rhymes for proteinaceous

• diatomaceous
• unostentatious
• arenaceous
• argillaceous
• carbonaceous
• contumacious
• coriaceous
• efficacious
• farinaceous
• foliaceous
• membranaceous
• ochraceous

Medical Definition

proteinaceous

adjective

pro·​tein·​aceous ˌprōt-ᵊn-ˈā-shəs  ˌprō-ˌtēn- 

ˌprōt-ē-ən-

: of, relating to, resembling, or being protein

proteinaceous materials