n.
Pronunciation: ' pred-n ə - ˌ s ō n also - ˌ z ō n
Function: noun
Etymology: probably from pre gnane (C 21 H 36 ) + d ie noun e (compound containing two double bonds) + cort isone
Date: 1955
: a glucocorticoid C 21 H 26 O 5 that is a dehydrogenated analog of cortisone and is used as an anti-inflammatory agent, as an antineoplastic agent, and as an immunosuppressant