English
immunocompetent
From immuno- + competent.
A compound of immuno- + competent
Proto-Indo-European *peth₂- ‘to spread out’
…
Latin competō ‘coincide, be equal to, be capable of’
Latin competens
Old French competent
Middle English competent
English competent
Today it means
adj Having a functioning immune system.
Language periods are conventional ranges, not dates for this word.
Etymograph / immunocompetent