Buttercup
Pronunciation : But"ter*cup`
Part of Speech : n.
Definition : Defn: A plant of the genus Ranunculus, or crowfoot, particularly R. bulbosus, with bright yellow flowers; -- called also butterflower, golden cup, and kingcup. It is the cuckoobud of Shakespeare.
(Bot.)
Source : Webster's Unabridged Dictionary, 1913