Hypogynous \Hy*pog"y*nous\, a. [Pref. hypo- + Gr. ? woman, female: cf. F. hypogyne.] (Bot.) Inserted below the pistil or pistils; -- said of sepals, petals, and stamens; having the sepals, petals, and stamens inserted below the pistil; -- said of a flower or a plant. --Gray. [1913 Webster]