English
immunopeptide
From immuno- + peptide.
Proto-Indo-European *pékʷ-ye-
…
Ancient Greek πέπτω ‘soften, ripen, boil, cook, bake, digest’
Ancient Greek πεπτόν ‘cooked, digested’
German Pepton
German Peptid
English peptide
Today it means
noun Any peptide involved in the biochemistry of the immune system
Language periods are conventional ranges, not dates for this word.
Etymograph / immunopeptide