English
heteroimmunity
From hetero- + immunity.
Formed from hetero- + immunity
Proto-Indo-European *sem- ‘one, whole’
Proto-Indo-European *sḿ̥teros
Proto-Hellenic *hə́teros
Ancient Greek ἕτερος ‘other, another, different’
English hetero-
Proto-Indo-European *mey- ‘to attach, bind, strengthen’
…
Latin immūnis ‘free or exempt from taxes, public service, or…’
Latin immūnitās ‘freedom or exemption from taxes or public…’
Old French immunité
Middle English immunite
English immunity
Today it means
noun The condition of being heteroimmune
Language periods are conventional ranges, not dates for this word.
Etymograph / heteroimmunity