(surgery) The removal of one or both adrenal glands, usually advised for patients with tumours in those glands.

plural of adrenalin

(biochemistry) epinephrine, the hormone and neurotransmitter. / Excitement; thrills.

Alternative spelling of adrenaline

Alternative form of adrenaline rush

A surge of strength and energy brought on by a dangerous situation, by, or as if by, adrenaline. / (figuratively, idiomatic) An event or activity which causes such a state.

Non-Oxford British English standard spelling of adrenalectomize.

present participle of adrenalectomise

simple past tense and past participle of adrenalectomise

(informal) One who is seemingly addicted to the sensation of exhilaration associated with risky behaviors or exciting situations, and who actively seeks such opportunities.