To depend is defined as to be influenced by or to rely on.
(verb)See depend in Webster's New World College Dictionary
intransitive verb
Origin: ME dependen < OFr dependre < L dependere, to hang down from < de-, down + pendere, to hang: see pendant
See depend in American Heritage Dictionary 4
intransitive verb de·pend·ed, de·pend·ing, de·pends
Origin:
Origin: Middle English dependen, to hang down
Origin: , from Old French dependre
Origin: , from Latin dēpendēre
Origin: : dē-, de-
Origin: + pendēre, to hang; see (s)pen- in Indo-European roots
. Usage Note: In writing, depend is followed by on or upon when indicating condition or contingency, as in It depends on who is in charge. Omission of the preposition is typical of casual speech.Learn more about depend