(1):
(v. t.) To receive, as from a source or origin; to obtain by descent or by transmission; to draw; to deduce; - followed by from.
(2):
(v. i.) To flow; to have origin; to descend; to proceed; to be deduced.
(3):
(v. t.) To obtain one substance from another by actual or theoretical substitution; as, to derive an organic acid from its corresponding hydrocarbon.
(4):
(v. t.) To trace the origin, descent, or derivation of; to recognize transmission of; as, he derives this word from the Anglo-Saxon.
(5):
(v. t.) To turn the course of, as water; to divert and distribute into subordinate channels; to diffuse; to communicate; to transmit; - followed by to, into, on, upon.