17-hydroxycorticosteroid

noun

17-hy·​droxy·​cor·​ti·​co·​ste·​roid ˌsev-ən-ˈtēn-hī-ˌdräk-sē-ˌkȯrt-i-kō-ˈsti(ə)r-ˌȯid also -ˈste(ə)r- 

: any of several adrenocorticosteroids (as cortisol) with an −OH group and an HOCH₂CO⁻ group attached to carbon 17 of the fused ring structure of the steroid