to rely; place trust (usually followed by on or upon ): You may depend on the accuracy of the report.
2.
to rely for support, maintenance, help, etc. (usually followed by on or upon ): Children depend on their parents.
3.
to be conditioned or contingent (usually followed by on or upon ): His success here depends upon effort and ability.
4.
to be undetermined or pending: I may go to Europe or I may not, it all depends.
5.
Grammar. (of a word or other linguistic form) to be subordinate to another linguistic form in the same construction; to form a part of a construction other than the head.
6.
to hang down; be suspended (usually followed by from ): The chandelier depends from the ceiling of the ballroom.
early 15c., "to be attached to as a condition or cause," a figurative use, from M.Fr. dependre, lit. "to hang from, hang down," from L. dependere, from de- "from, down" + pendere "to hang, be suspended" (see pendant).