SG Heritage Dictionary

Unilateral [Adjective] Webster's Dictionary 1828

1. Being on one side or party only. [Unusual.]

2. Having one side.

3. A unilateral raceme, is when the flowers grow only on one side of the common peduncle.

Unilateral [Adjective] Webster's Dictionary 1913

1. Being on one side only; affecting but one side; one-sided.

2. Pertaining to one side; one-sided; as, a unilateral raceme, in which the flowers grow only on one side of a common axis, or are all turned to one side.