The Collaborative International Dictionary
Proteinaceous
Proteinaceous \Pro`te*i*na"*ceous\, a. (Physiol. Chem.) Of or related to protein; albuminous; proteid.
Wiktionary
proteinaceous
a. Of, pertaining to, or consisting of protein
WordNet
proteinaceous
adj. relating to or of the nature of protein
Usage examples of "proteinaceous".
To add, to these three billion proteinaceous beings, yet another, but one made of plastic and copper?