UNILATERAL
U`ni*lat"er*al, a. Etym: [Uni- + lateral: cf. F. unilatéral.]

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

2. (Biol.)

Defn: 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. Unilateral contract (Law), a contract or engagement requiring future action only by one party.

UNILITERAL
U`ni*lit"er*al, a. Etym: [Uni- + literal.]

Defn: Consisting of one letter only; as, a uniliteral word or sign.

UNILOBAR
U`ni*lo"bar, a. Etym: [Uni- + lobar.]

Defn: Consisting of a single lobe.

UNILOCULAR
U`ni*loc"u*lar, a. Etym: [Uni- + locular: cf. F. uniloculaire.]
(Biol.)

Defn: Having one cell or cavity only; as, a unilocular capsule or shell.