Having two sides; arranged upon two sides; affecting two sides or two parties.

Of or pertaining to the two sides of a central area or organ, or of a central axis; as, bilateral symmetry in animals, where there is a similarity of parts on the right and left sides of the body.

A relationship or connection between two parties.

Two party agreement.

Intestinal Refractory

Intrinsic Refractory

Interneurons Rectal Intestinal Recurrence

Intestinal Salicylates

Divisible into identical halves in only one plane; found in "irregular" flowers such as orchids.

adj. Any body form with a central longitudinal plane that divides the body into two equal but opposite halves.

(adj.) Describing pollen and spores having a single, principal plane of symmetry. Comment: According to Walker and Doyle (1975) bilaterally symmetrical objects could more correctly described as anisobisymmetric, but because of the familiarity of the term bilateral it was used by them.