(1):
(v. i.) To impose unequal tariffs for substantially the same service.
(2):
(a.) Having the difference marked; distinguished by certain tokens.
(3):
(v. i.) To treat unequally.
(4):
(v. t.) To set apart as being different; to mark as different; to separate from another by discerning differences; to distinguish.
(5):
(v. i.) To make a difference or distinction; to distinguish accurately; as, in judging of evidence, we should be careful to discriminate between probability and slight presumption.