Pyrogenous
(Py*rog"e*nous) a. [Gr. fire + genous: cf. F. purogène, Gr. .] Produced by fire; igneous.
Mantell. .
Pyrognostic
(Pyr`og*nos"tic) a. [Pyro- + Gr. to know.] (Min.) 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.
Pyrognostics
(Pyr`og*nos"tics) n. pl. (Min.) The characters of a mineral observed by the use of the
blowpipe, as the degree of fusibility, flame coloration, etc.
Pyrography
(Py*rog"ra*phy) n. [Pyro- + -graphy.] A process of printing, ornamenting, or carving, by
burning with heated instruments.
Pyrolator
(Py*rol"a*tor) n. [See Pyrolatry.] A fire worshiper. [R.] Southey.
Pyrolatry
(Py*rol"a*try) n. [Pyro- + Gr. worship: cf. F. pyrolâtrie.] The worship of fire. Young.
Pyroligneous
(Pyr`o*lig"ne*ous Pyr`o*lig"nic) a. [Pyro-+ L. lignum wood: cf. F. pyroligneux.] (Old Chem.)
Pertaining to, or designating, the acid liquid obtained in the distillation of wood, consisting essentially of
impure acetic acid.
Pyrolignous
(Pyr`o*lig"nous) a. Same as Pyroligneous.
Pyrolithic
(Pyr`o*lith"ic) a. [Pyro- + lithic.] (Old Chem.) Same as Pyrouric, or Cyanuric.
Pyrologist
(Py*rol"o*gist) n. One who is versed in, or makes a study of, pyrology.
Pyrology
(Py*rol"o*gy) n. [Pyro- + - logy: cf. F. pyrologie.] That branch of physical science which treats
of the properties, phenomena, or effects of heat; also, a treatise on heat.
Pyrolusite
(Pyr`o*lu"site) n. [Pyro- + Gr. to loose, or a loosing.] (Min.) Manganese dioxide, a mineral
of an iron-black or dark steel-gray color and metallic luster, usually soft. Pyrolusite parts with its oxygen
at a red heat, and is extensively used in discharging the brown and green tints of glass
Pyromagnetic
(Pyr`o*mag*net"ic) a. [Pyro- + magnetic.] (Physics) Acting by the agency of heat and
magnetism; as, a pyromagnetic machine for producing electric currents.
Pyromalate
(Pyr`o*ma"late) n. (Chem.) A salt of pyromalic acid. [Obs.]
Pyromalic
(Pyr`o*ma"lic) a. [Pyro- + malic.] (Old Chem.) Pertaining to, or designating, an acid now
called maleic acid.
Pyromancy
(Pyr"o*man`cy) n. [Gr. fire + divination: cf. F. pyromancie.] Divination by means of fire.
Pyromania
(Pyr"o*ma"ni*a) n. [Pyro- + mania.] An insane disposition to incendiarism.
Pyromantic
(Pyr"o*man"tic) a. Of or pertaining to pyromancy.
Pyromantic
(Pyr`o*man"tic), n. [Cf. Gr. .] One who pretends to divine by fire. Sir T. Herbert.
Pyrometer
(Py*rom"e*ter) n. [Pyro- + -meter: cf. F. pyromètre.]
1. (Physics) An instrument used for measuring the expansion of solid bodies by heat.
2. (Physics) An instrument for measuring degrees of heat above those indicated by the mercurial thermometer.