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The quality or state of being pellucid; transparency; translucency; clearness; as, the pellucidity of the air. Locke.

Fig.: A writer, or his style; as, he has a sharp pen. "Those learned pens." Fuller.

The act of tapping or striking the surface of the body in order to learn the condition of the parts beneath by the sound emitted or the sensation imparted to the fingers. Percussion is said to be immediate if the blow is directly upon the body; if some interventing substance, as a pleximeter, is, used, it is called med…

Having the power of seeing clearly; quick-sighted; sharp of sight.

The quality of being perspicuous to the understanding; clearness of expression or thought.

Clear to the understanding; capable of being clearly understood; clear in thought or in expression; not obscure or ambiguous; as, a perspicuous writer; perspicuous statements. "The purpose is perspicuous." Shak. -- Per*spic"u*ous*ly, adv. -- Per*spic"u*ous*ness, n.

Criticism; grammatical learning. [R.] Johnson.

A lover of learning; a scholar. Chesterfield.

Having love of learning or letters.

The love of learning or letters.

his is now commonly used as in animal physiology. The details of the process are not yet clearly known. Baeyer's theory is that the carbon dioxide is reduced to carbon monoxide, which, uniting with the hydrogen of the water in the cell, produces formaldehyde, the latter forming various sugars through polymerization. Vi…

pertaining to pictures; illustrated by pictures; forming pictures; representing with the clearness of a picture; as, a pictorial dictionary; a pictorial imagination. "Pictorial rhetoric." Ruskin. -- Pic*to"ri*al*ly, adv.

Forming, or fitted to form, a good or pleasing picture; representing with the clearness or ideal beauty appropriate to a picture; expressing that peculiar kind of beauty which is agreeable in a picture, natural or artificial; graphic; vivid; as, a picturesque scene or attitude; picturesque language. What is picturesque…

-- Pilot engine, a locomotive going in advance of a train to make sure that the way is clear. -- Pilot fish. (Zoöl) (a) A pelagic carangoid fish (Naucrates ductor); -- so named because it is often seen in company with a shark, swimming near a ship, on account of which sailors imagine that it acts as a pilot to the s…

To clear off; as, to pipeclay accounts. [Slang, Eng.]

of great pitch and moment. Shak. To lowest pitch of abject fortune. Milton. He lived when learning was at its highest pitch. Addison. The exact pitch, or limits, where temperance ends. Sharp.

etched; miserable; lamentable; sad; as, a piteous case. Spenser. The most piteous tale of Lear. Shak.

, quality, or allowance; an inconsiderable salary or compensation. "The small pittance of learning they received." Swift. The inconsiderable pittance of faithful professors. Fuller.

Open; clear; unencumbered; equal; fair. Our troops beat an army in plain fight. Felton.

In a plain manner; clearly.