'Capitulum' definitions:

Definition of 'capitulum'

From: WordNet
noun
A dense cluster of flowers or foliage; "a head of cauliflower"; "a head of lettuce" [syn: capitulum, head]
noun
Fruiting spike of a cereal plant especially corn [syn: ear, spike, capitulum]
noun
An arrangement of leafy branches forming the top or head of a tree

Definition of 'Capitulum'

From: GCIDE
  • Capitulum \Ca*pit"u*lum\ (k[.a]*p[i^]t"[-u]*l[u^]m), n.; pl. Capitula (k[.a]*p[i^]t"[-u]*l[.a]). [L., a small head.]
  • 1. A thick head of flowers on a very short axis, as a clover top, or a dandelion; a composite flower. A capitulum may be either globular or flat. --Gray. [1913 Webster]
  • 2. (Anat.) A knoblike protuberance of any part, esp. at the end of a bone or cartilage.
  • Note: [See Illust. of Artiodactyla.] [1913 Webster]