(1):
(v. t.) To press down; to cause to sink; to let fall; to lower; as, to depress the muzzle of a gun; to depress the eyes.
(2):
(a.) Having the middle lower than the border; concave.
(3):
(v. t.) To reduce (an equation) in a lower degree.
(4):
(v. t.) To lessen in price; to cause to decline in value; to cheapen; to depreciate.
(5):
(v. t.) To lessen the activity of; to make dull; embarrass, as trade, commerce, etc.
(6):
(v. t.) To cast a gloom upon; to sadden; as, his spirits were depressed.
(7):
(v. t.) To bring down or humble; to abase, as pride.