Etymograph

English

alloisoleucine

From allo- + isoleucine.

Formed from allo- + isoleucine

Proto-Indo-European *h₂el- ‘beyond, other’

Proto-Indo-European *h₂élyos ‘other, another’

Proto-Hellenic *áľľos

Ancient Greek ἄλλος ‘other’

English allo-

Today it means

noun An alloisomer of isoleucine produced as a byproduct of isoleucine transamination, component of many proteins and used for bone dating with amino acid racemization

Language periods are conventional ranges, not dates for this word.

Etymograph / alloisoleucine