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ing the degree of five, either as regards quality, property, or composition; as, pentasulphide; pentoxide, etc. Also used adjectively.

Pertaining to, or designating, an acid of sulphur obtained by leading hydrogen sulphide into a solution of sulphur dioxide; -- so called because it contains five atoms of sulphur.

ribe or suborder of fishes, including the true perches (Percidæ); the pondfishes (Centrarchidæ); the sciænoids (Sciænidæ); the sparoids (Sparidæ); the serranoids (Serranidæ), and some other related families.

A genus of orchidaceous plants. See Dove plant.

in distinction from white lead, which tarnishes and darkens from the formation of the sulphide.

A persulphide. [Obs.]

A pouchlike portion of the perianth in certain orchides.

ous plants in which the perianth is wholly or partly petaline, embracing the Liliaceæ, Orchidaceæ, Amaryllideæ, etc.

pe. The poor, petrified journeyman, quite unconscious of what he was doing. De Quincey. A hideous fatalism, which ought, logically, to petrify your volition. G. Eliot.

onia, and having a disagreeable odor resembling that of garlic. Called also hydrogen phosphide, and formerly, phosphureted hydrogen.

ssing great hardness, elasticity, and toughness, obtained by melting copper with tin phosphide. It contains one or two per cent of phosphorus and from five to fifteen per cent of tin.

e dark like phosphorus, as certain phosphorescent bodies. Bologna phosphorus (Chem.), sulphide of barium, which shines in the dark after exposure to light; -- so called because this property was discovered by a resident of Bologna. The term is sometimes applied to other compounds having similar properties. -- Metallic…

A phosphide. [Obsoles.]

A small hemipterous insect (Phylloxera vastatrix) allied to the aphids. It attacks the roots and leaves of the grapevine, doing great damage, especially in Europe.

A sulphide of lead and antimony, of a blackish lead-gray color and metallic luster.

raided; figuratively, involved; intricate; artful. Time shall unfold what plaited cunning hides. Shak.

.), any small hemipterous insect which infests plants, especially those of the families Aphidæ and Psyllidæ; an aphid.

(Heteranthera reniformis), having broad, reniform leaves. -- Rattlesnake plantain, an orchidaceous plant (Goodyera pubescens), with the leaves blotched and spotted with white. -- Ribwort plantain. See Ribwort. -- Robin's plantain, the Erigeron bellidifolium, a common daisylike plant of North America. -- Water plant…

Fig.: To smooth over; to cover or conceal the defects of; to hide, as with a covering of plaster. Bale.

the quantity of land allotted for the work of one plow; a hide.