Main Entry: hy·pan·thi·um

Pronunciation: \hī-ˈpan(t)-thē-əm\

Function: noun

Inflected Form(s): plural -thia\-thē-ə\

Etymology: New Latin, from hypo- + anth- + -ium

Date: circa 1855

: an enlargement of the floral receptacle bearing on its rim the stamens, petals, and sepals and often enlarging and surrounding the fruits (as in the rose hip)