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Causing, or giving rise to, pressure or to an increase of pressure; as, pressor nerve fibers, stimulation of which excites the vasomotor center, thus causing a stronger contraction of the arteries and consequently an increase of the arterial blood pressure; -- opposed to depressor. Landois & Stirling.…

ning between glass plates an object to be examined with the microscope; -- called also compressorium.

One who, or that which, presses down; an oppressor.

One who, or that which, impresses. Boyle.

o harasses others with unjust laws or unreasonable severity. The orphan pines while the oppressor feeds. Shak. To relieve the oppressed and to punish the oppressor. Swift.

One who suppresses.

One who loads; a oppressor.

olence; despiteful treatment; disdain; contemptuousness in act or speech; disgrace. The oppressor's wrong, the proud man's contumely. Shak. Nothing aggravates tyranny so much as contumely. Burke.

One who gripes; an oppressor; an extortioner. Burton.

The practice of secret or stealthy murder by Thugs. "One of the suppressors of Thuggee." J. D. Hooker.

ent. "A power tyrannical." Shak. Our sects a more tyrannic power assume. Roscommon. The oppressor ruled tyrannic where he durst. Pope. -- Ty*ran"nic*al*ly, adv. -- Ty*ran"nic*al*ness, .

o not authorize, or which the purposes of government do not require; a cruel master; an oppressor. "This false tyrant, this Nero." Chaucer. Love, to a yielding heart, is a king, but to a resisting, is a tyrant. Sir P. Sidney.