Cotyledon

[,kɒtɪ'liːd(ə)n] or [,kɑtl'idən]

Definition

(noun.) embryonic leaf in seed-bearing plants.

Checked by Casey--From WordNet

Definition

(n.) One of the patches of villi found in some forms of placenta.

(n.) A leaf borne by the caulicle or radicle of an embryo; a seed leaf.

Typed by Elinor

Definition

n. (bot.) the term applied to the seed-leaves of the embryo: the seed-leaf.—adjs. Cotylē′donary; Cotylē′donous pertaining to or having cotyledons or seed-lobes; Cot′yloid cup-shaped.

Typed by Howard