资料来源 : Webster's Revised Unabridged Dictionary (1913)

Urcelate \Ur"ce*late\, a. [L. urceolus, dim. of urceus a pitcher
   or waterpot.] (Nat. Hist.)
   Shaped like a pitcher or urn; swelling below, and contrasted
   at the orifice, as a calyx or corolla.