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The interval between the diastole and systole of the heart. It is perceptible only in the dying.

An affection of the eye, in which the patient perceives luminous rays, flashes, coruscations, etc. See phosphene.

Perceptible through a bodily or material organization; cognizable by the senses; external; as, the physical, opposed to chemical, characters of a mineral.

Having the same percentage composition (that is, having the same elements united in the same proportion by weight), but different molecular weights; -- often used with with; thus, cyanic acid (CNOH), fulminic acid (C2N2O2H2), and cyanuric acid (C3N3O3H3), are polymeric with each other.

A dark red or purple astringent wine made in Portugal. It contains a large percentage of alcohol.

Previous perception. [Obs.] Sir T. Browne.

To exhibit or offer to view or notice; to lay before one's perception or cognizance; to set forth; to present a fine appearance. Lectorides's memory is ever . . . presenting him with the thoughts of other persons. I. Watts.

Feeling or perceiving beforehand.

a declaration; an avowal; a claim; as, his professions are insincere. The Indians quickly perceive the coincidence or the contradiction between professions and conduct. J. Morse.

edict; to prognosticate. He doth not prophesy good concerning me. 1 Kings xxii. 8. Then I perceive that will be verified Henry the Fifth did sometime prophesy. Shak.

False or imaginary feeling or sense perception such as occurs in hypochondriasis, or such as is referred to an organ that has been removed, as an amputated foot.

as, to put a question; to put a case. Let us now put that ye have leave. Chaucer. Put the perception and you put the mind. Berkeley. These verses, originally Greek, were put in Latin. Milton. All this is ingeniously and ably put. Hare.

Sensitive; perceptive in a high degree; ready; as, a quick ear. "To have an open ear, a quick eye." Shak. They say that women are so quick. Tennyson.

Acuteness of perception; keen sensibility. Would not quickness of sensation be an inconvenience to an animal that must lie still Locke

Sight; perception; vision; -- from an old theory of vision, that sight was something which proceeded from the eye to the object seen. All eyes direct their rays On him, and crowds turn coxcombs as they gaze. Pope.

Not slow or hesitating; quick in action or perception of any kind; dexterous; prompt; easy; expert; as, a ready apprehension; ready wit; a ready writer or workman. "Ready in devising expedients." Macaulay. Gurth, whose temper was ready, through surly. Sir W. Scott.

As opposed to idealism, the doctrine that in sense perception there is an immediate cognition of the external object, and our knowledge of it is not mediate and representative.

g, which is called the discursive or ratiocinative faculty. We have no other faculties of perceiving or knowing anything divine or human, but by our five senses and our reason. P. Browne. In common and popular discourse, reason denotes that power by which we distinguish truth from falsehood, and right from wrong, and b…

To know again; to perceive the identity of, with a person or thing previously known; to recover or recall knowledge of. Speak, vassal; recognize thy sovereign queen. Harte.

ecured largely from the germ or embryo and adjacent parts, and contains a relatively high percentage of protein. It is chiefly useful as feed for farm animals.