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The act of pouring out; as, effusion of water, of blood, of grace, of words, and the like. To save the effusion of my people's blood. Dryden.

To wash or strain out so as to purify; as, to elutriate the blood as it passes through the lungs; to strain off or decant, as a powder which is separated from heavier particles by being drawn off with water; to cleanse, as by washing.

The occlusion of a blood vessel by an embolus. Embolism in the brain often produces sudden unconsciousness and paralysis.

A plug of some substance lodged in a blood vessel, being brought thither by the blood current. It consists most frequently of a clot of fibrin, a detached shred of a morbid growth, a globule of fat, or a microscopic organism.

To imbrue; to stain with blood. [Obs.] Spenser.

s sent out, issued, or put in circulation at one time; issue; as, the emission was mostly blood. Emission theory (Physics), the theory of Newton, regarding light as consisting of emitted particles or corpuscles. See Corpuscular theory, under Corpuscular.

To make pale. [Obs.] No bloodless malady empales their face. G. Fletcher.

A collection of blood, pus, or other fluid, in some cavity of the body, especially that of the pleura. Dunglison.

A meeting, with hostile purpose; hence, a combat; a battle; as, a bloody encounter. As one for . . . fierce encounters fit. Spenser. To join their dark encounter in mid-air. Milton .

A fold of the endoderm, which projects into the blood cavity of ascidians. See Tunicata.

The thin epithelium lining the blood vessels, lymphatics, and serous cavities. See Epithelium.

To make bloody. [Obs.] Chapman.

Filled to excess with blood or other liquid; congested.

that he touches." Trench. What can ennoble sots, or slaves, or cowards Alas! not all the blood of all the Howards. Pope.

To stain or cover with blood; to make bloody, or of a blood-red color; as, an ensanguined hue. "The ensanguined field." Milton.

person into a house or city; the entry of a river into the sea; the entry of air into the blood; an entry upon an undertaking.

flith; to wallow. So now all three one senseless lump remain, Enwallowed in his own black bloody gore. Spenser.

of cells lining the alimentary canal and all its appendages, all glands and their ducts, blood vessels and lymphatics, serous cavities, etc. It often includes the epidermis (i. e., keratin-producing epithelial cells), and it is sometimes restricted to the alimentary canal, the glands and their appendages, -- the term…

hich is capable of being greatly dilated and made rigid by the distension of the numerous blood vessels which it contains.

f a part which, from having been soft, has become hard and swollen by the accumulation of blood in the erectile tissue.