adjective

subject to one or more conditions or requirements being met.

the consortium have made a conditional offer

subject to,dependent on,depending on,contingent on,hingeing on,resting on,hanging on,based on,determined by,controlled by,tied to,bound up with,contingent,dependent,qualified,with conditions (attached),with reservations,limited,restrictive,provisional,stipulatory,provisory

noun

a conditional clause or conjunction.