ə|drēnōstə̇|rōn, -dren-; ˌadrəˈnästəˌr- noun
( -s )
Etymology: International Scientific Vocabulary adren- + -sterone (from steroid + -one ); originally formed as German adrenosteron
: a crystalline steroid C 19 N 24 O 3 obtained from the adrenal cortex and having androgenic activity