Antipyrotic :: Antipyrotic (a.) Good against burns or pyrosis.

Antipyrotic :: Antipyrotic (n.) Anything of use in preventing or healing burns or pyrosis.

Apyrous :: Apyrous (a.) Incombustible; capable of sustaining a strong heat without alteration of form or properties.

Empyrosis :: Empyrosis (n.) A general fire; a conflagration.

Papyrograph :: Papyrograph (n.) An apparatus for multiplying writings, drawings, etc., in which a paper stencil, formed by writing or drawing with corrosive ink, is used. The word is also used of other means of multiplying copies of writings, drawings, etc. See Copygraph, Hectograph, Manifold..

Papyrography :: Papyrography (n.) The process of multiplying copies of writings, etc., by means of the papyrograph..

Pyro :: Pyro (n.) Abbreviation of pyrogallic acid.

Pyro- :: Pyro- () Alt. of Pyr.

Pyroacetic :: Pyroacetic (a.) Pertaining to, and designating, a substance (acetone) obtained by the distillation of the acetates. It is now called also pyroacetic ether, and formerly was called pyroacetic spirit..

Pyroacid :: Pyroacid (n.) An acid obtained by sybjecting another acid to the action of heat. Cf. Pyro-.

Pyroantimonate :: Pyroantimonate (n.) A salt of pyroantimonic acid.

Pyroantimonic :: Pyroantimonic (a.) Pertaining to, or designating, an acid of antimony analogous to pyrophosphoric acid..

Pyroarsenate :: Pyroarsenate (n.) A salt of pyroarsenic acid.

Pyroarsenic :: Pyroarsenic (a.) Pertaining to or designating, an acid of arsenic analogous to pyrophosphoric acid..

Pyroborate :: Pyroborate (n.) A salt of pyroboric acid.

Pyroboric :: Pyroboric (a.) Pertaining to derived from, or designating, an acid, H2B4O7 (called also tetraboric acid), which is the acid ingredient of ordinary borax, and is obtained by heating boric acid..

Pyrocatechin :: Pyrocatechin (n.) A white crystalline substance, C6H4(OH)2, of the phenol series, found in various plants; -- so called because first obtained by distillation of gum catechu. Called also catechol, oxyphenol. etc..

Pyrochlore :: Pyrochlore (n.) A niobate of calcium, cerium, and other bases, occurring usually in octahedrons of a yellowish or brownish color and resinous luster; -- so called from its becoming grass-green on being subjected to heat under the blowpipe..

Pyrocitric :: Pyrocitric (a.) Pertaining to, or designating, any one of three acids obtained by the distillation of citric acid, and called respectively citraconic, itaconic, and mesaconic acid..

Pyroelectric :: Pyroelectric (a.) Pertaining to, or dependent on, pyroelectricity; receiving electric polarity when heated..

Pyroelectric :: Pyroelectric (n.) A substance which becomes electrically polar when heated, exhibiting opposite charges of statical electricity at two separate parts, especially the two extremities..

Pyroelectricity :: Pyroelectricity (n.) Electricity developed by means of heat; the science which treats of electricity thus developed.

Pyrogallate :: Pyrogallate (n.) A salt of pyrogallic acid; an ether of pyrogallol.

Pyrogallic :: Pyrogallic (a.) Pertaining to, derived from, or designating, an acid called pyrogallol. See Pyrogallol..

Pyrogallol :: Pyrogallol (n.) A phenol metameric with phloroglucin, obtained by the distillation of gallic acid as a poisonous white crystalline substance having acid properties, and hence called also pyrogallic acid. It is a strong reducer, and is used as a developer in photography and in the production of certain dyes..

Pyrogen :: Pyrogen (n.) Electricity.

Pyrogen :: Pyrogen (n.) A poison separable from decomposed meat infusions, and supposed to be formed from albuminous matter through the agency of bacteria..

Pyrogenic :: Pyrogenic (a.) Producing heat; -- said of substances, as septic poisons, which elevate the temperature of the body and cause fever..

Pyrogenous :: Pyrogenous (a.) Produced by fire; igneous.

Pyrognostic :: Pyrognostic (a.) Of or pertaining to characters developed by the use of heat; pertaining to the characters of minerals when examined before the blowpipe; as, the pyrognostic characters of galena..

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