English

adreno-

Adreno- comes from Latin rēn ‘kidney’.

attested reconstructed ? uncertain or disputed

Earlier history uncertain.

Lineage

Formed from ad- ‘near’ + renal ‘pertaining to the kidneys’ + -o-

Proto-Indo-European *h₂éd ‘near, at’

Proto-Italic *ad ‘toward, to, on, up to, for’

Latin ad ‘to, towards’

English ad-

Latin rēn ‘kidneys’

Late Latin renalis ‘related to the kidneys’

English renal

prefix Relating to the adrenal gland.

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