adj. & n.
--adj.
1. (usu. foll. by on) depending, conditional, or subordinate.
2 unable to do without (esp. a drug).
3 maintained at another's cost.
4 Math. (of a variable) having a value determined by that of another variable.
5 Gram. (of a clause, phrase, or word) subordinate to a sentence or word.
--n. US var. of DEPENDANT.
Derivatives:
dependently adv.
Etymology: ME, earlier -ant DEPENDANT