01 a. Being on one side only; affecting but one side; one-sided.
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1.
Being on one side only; affecting but one side; one-sided.
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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.(Biol.)
Phrases & compounds
Unilateral contract —
a contract or engagement requiring future action only by one party.