8 Wintry Words to Defrost Your Vocabulary
15c., variant spelling of dependant, now mostly restricted to adjectival use; see -ance. Dependent variable in mathematics is recorded from 1852.
dependent de·pend·ent (dĭ-pěn'dənt)adj.
Contingent on or subordinate to another.
Relying on or requiring the aid of another for support.