| Noun | 1. | adrenal - either of a pair of complex endocrine glands situated near the kidneyductless gland, endocrine gland, endocrine - any of the glands of the endocrine system that secrete hormones directly into the bloodstream kidney - either of two bean-shaped excretory organs that filter wastes (especially urea) from the blood and excrete them and water in urine; "urine passes out of the kidney through ureters to the bladder" adrenal cortex - the cortex of the adrenal gland; secretes corticosterone and sex hormones adrenal medulla - the medulla of the adrenal gland; secretes epinephrine |
| Adj. | 1. | adrenal - of or pertaining to the adrenal glands or their secretions |
| 2. | adrenal - near the kidneys |