proteid1
/ˈprəʊtɪɪd/(also proteide) Biochemistry. Now rare or disused
noun
A proteinaceous substance, a protein. Also: a protein combined with a sugar, phosphate, metal, or other atom or group.
- Used influentially by Henry Watts to avoid what at the time was an ambiguity in English of the term protein: see the note at protein..
Origin
Late 19th century; earliest use found in Nature: a weekly journal of science. From protei- + -id, perhaps after German Proteide (frequently attributed to Felix Hoppe-Seyler, German chemist and physiologist, who used the term in 1870 in his Handbuch der physiologisch- und pathologisch-chemischen Analyse (ed. 3) iii. 215).
proteid2
/ˈprəʊtɪɪd/Zoology
noun
A salamander of the family Proteidae, which comprises the olm of Europe (Proteus anguinus) and the mud puppy and waterdogs of North America (genus Necturus).
adjective
Belonging to or characteristic of the family Proteidae.
Origin
Late 19th century; earliest use found in American Naturalist. From scientific Latin Proteus, genus name + -id, after scientific Latin Proteidae, family name.