(1):
(v. i.) To become greater or more in size, quantity, number, degree, value, intensity, power, authority, reputation, wealth; to grow; to augment; to advance; - opposed to decrease.
(2):
(v. i.) Progeny; issue; offspring.
(3):
(v. i.) Generation.
(4):
(v. t.) To augment or make greater in bulk, quantity, extent, value, or amount, etc.; to add to; to extend; to lengthen; to enhance; to aggravate; as, to increase one's possessions, influence.
(5):
(v. i.) Addition or enlargement in size, extent, quantity, number, intensity, value, substance, etc.; augmentation; growth.
(6):
(v. i.) The period of increasing light, or luminous phase; the waxing; - said of the moon.
(7):
(v. i.) To multiply by the production of young; to be fertile, fruitful, or prolific.
(8):
(v. i.) To become more nearly full; to show more of the surface; to wax; as, the moon increases.
(9):
(v. i.) That which is added to the original stock by augmentation or growth; produce; profit; interest.