Search the Dictionary

leus of a large number of derivatives; -- so named because regarded as composed of five methylene residues. Cf. Trimethylene, and Tetramethylene.

See Pharmacognosis.

The love of learning or letters.

Consisting wholly, or in part, of pith; abounding in pith; as, a pithy stem; a pithy fruit.

An instrument for determining and registering the variations in the size or volume of a limb, as the arm or leg, and hence the variations in the amount of blood in the limb. -- Pleth`ys*mo*graph"ic, a.

The study, by means of the plethysmograph, of the variations in size of a limb, and hence of its blood supply.

The knowledge of many arts and sciences; variety of learning. Johnson.

Worthy of praise or applause; commendable; as, praiseworthy action; he was praiseworthy. Arbuthnot.

The investing portion, or spherical envelope, surrounding the eccentric germinal spot of the germinal vesicle.

Same as Prothyalosoma.

Mental disease. See Psychosis, 2. -- Psy`cho*path"ic, a. -- Psy*chop"a*thist, n.

A genus of Devonian fossil fishes with winglike appendages. The head and most of the body were covered with large bony plates. See Placodermi.

One of the three judges of the internal regions; figuratively, a strictly just judge.

Roomy; spacious. [Obs.] Fuller.

A mixed woven fabric of silk and cotton; or silk and wool; sayette; also, a light woolen fabric.

Fit for a voyage; worthy of being trusted to transport a cargo with safety; as, a seaworthy ship.

Forming or resembling a sheath or case. Sir T. Browne.

The workshop of a smith, esp. a blacksmith; a smithery; a stithy. [Written also smiddy.] Under a spreading chestnut tree The village smithy stands. Lonfellow.

Sharp; piercing; cutting; -- applied to the wind. [Prov. Eng.]

Sleep from sympathy, or produced by mesmerism or the like. [Written also somnopathy.]