A prefix meaning 'relating to the adrenal glands,' used in medical and scientific terms.
From Latin 'ad-' (to) + 'ren-' (kidney), forming a combining form used in medical terminology since the late 1800s.
This prefix appears in dozens of medical terms—most people know 'adrenaline,' but 'adreno-' also appears in words like adrenocorticotropic and adrenolytic, showing how one root spawned a whole family of medical vocabulary.
Complete word intelligence in one call. Free tier — 50 lookups/day.