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Piper
n.
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A sea urchin (Goniocidaris hystrix) having very long spines, native of both the American and European coasts.
Piperaceous
a.
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Of or pertaining to the order of plants (Piperaceae) of which the pepper (Piper nigrum) is the type. There are about a dozen genera and a thousand species, mostly tropical plants with pungent and aromatic qualities.
Piperic
a.
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Pertaining to, or derived from, or designating, a complex organic acid found in the products of different members of the Pepper family, and extracted as a yellowish crystalline substance.
Piperidge
n.
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Same as Pepperidge.
Piperidine
n.
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An oily liquid alkaloid, C5H11N, having a hot, peppery, ammoniacal odor. It is related to pyridine, and is obtained by the decomposition of piperine.
Piperine
n.
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A white crystalline compound of piperidine and piperic acid. It is obtained from the black pepper (Piper nigrum) and other species.
Piperonal
n.
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A white crystalline substance obtained by oxidation of piperic acid, and regarded as a complex aldehyde.
Piperylene
n.
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A hydrocarbon obtained by decomposition of certain piperidine derivatives.
Pipestem
n.
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The hollow stem or tube of a pipe used for smoking tobacco, etc.
Pipestone
n.
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A kind of clay slate, carved by the Indians into tobacco pipes. Cf. Catlinite.
Pipette
n.
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A small glass tube, often with an enlargement or bulb in the middle, and usually graduated, -- used for transferring or delivering measured quantities.
Pipevine
n.
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The Dutchman's pipe. See under Dutchman.
Pipewort
n.
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Any plant of a genus (Eriocaulon) of aquatic or marsh herbs with soft grass-like leaves.
Piping
v.
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Playing on a musical pipe.
Piping
v.
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Peaceful; favorable to, or characterized by, the music of the pipe rather than of the drum and fife.
Piping
v.
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Emitting a high, shrill sound.
Piping
v.
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Simmering; boiling; sizzling; hissing; -- from the sound of boiling fluids.
Piping
n.
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A small cord covered with cloth, -- used as trimming for women's dresses.
Piping
n.
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Pipes, collectively; as, the piping of a house.
Piping
n.
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The act of playing on a pipe; the shrill noted of birds, etc.
Piping
n.
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A piece cut off to be set or planted; a cutting; also, propagation by cuttings.
Pipistrel
n.
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Alt. of Pipistrelle
Pipistrelle
n.
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A small European bat (Vesperugo pipistrellus); -- called also flittermouse.
Pipit
n.
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Any one of numerous species of small singing birds belonging to Anthus and allied genera, of the family Motacillidae. They strongly resemble the true larks in habits, colors, and the great length of the hind claw. They are, therefore, often called titlarks, and pipit larks.
Pipkin
n.
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A small earthen boiler.
Pippin
n.
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An apple from a tree raised from the seed and not grafted; a seedling apple.
Pippin
n.
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A name given to apples of several different kinds, as Newtown pippin, summer pippin, fall pippin, golden pippin.
Pippul tree
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Same as Peepul tree.
Pipras
pl.
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of Pipra
Pipra
n.
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Any one of numerous species of small clamatorial birds belonging to Pipra and allied genera, of the family Pipridae. The male is usually glossy black, varied with scarlet, yellow, or sky blue. They chiefly inhabit South America.