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An American Dictionary of the English Language

by Noah Webster

Revised and enlarged (Goodrich & Porter)

Springfield, Mass. · G. & C. Merriam · 1865

Entries
95,912
Pages
1,538
Illustrations
2,133

Look up a word as the writers of the time used it.

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  1. Pȳr'a-cănth, n.p. 1067(Bot.) An evergreen plant of the genus Crataegus (C. pyracantha).
  2. Pȳ'ral, a.p. 1067Of, or pertaining to, a pyre. [Rare.]
  3. Py-rā'l/o-līte, n.p. 1067(Min.) A white or greenish variety of pyroxene;— so called from its change of color when exposed to heat.
  4. Pyrame, n.p. 1067A kind of small water-spaniel.
  5. Pȳr'a-mīd, n.p. 1067A solid body standing on a triangular, square, or polygonal base, and terminating in a point at the top. 2. (Geom.) A solid figure contained by several triangles, whose bases are all in the same…
  6. Py-răm'i-dal, a.p. 1067Pyramidical; tapering to a point. The mystic obelisks stand up Triangular, pyramidal, each based On a single trine of brazen tortoises. E. B. Browning. 2. Relating to the pyramids. 3. (Crystallog.)…
  7. Py-rām'i-dal-ly, adv.p. 1067Like a pyramid.
  8. Pȳr'a-mīd'ic, a.p. 1067
  9. Pȳr'a-mīd'ie-al or pyramidalp. 1067Having the form of a pyramid; “The particles of earth being cubical, those of fire pyramidical.” Enfield. “A pyramidical rock.” Goldsmith. “Gold in pyramidic plenty piled.” Shenstone.
  10. Pȳr'a-mīd'ie-al-ly, adv.p. 1067In a pyramidal manner; in the form of a pyramid. Bacon.
  11. Pȳr'a-mid'ie-al-ness, n.p. 1067The state of being pyramidical.
  12. Py-răm'i-doid, n.p. 1067A solid resembling the pyramid. Barlow.
  13. Pȳr'â-mĭd, n.p. 1067A pyramid.
  14. Pȳr'a-moid, n.p. 1067The same as PYRAMIDOID.
  15. Pȳre, n.p. 1067A funeral pile; a pile to be burnt. “Faith’s solitary pyre.” Trench. For nine long nights through all the dusky air, The pyres thick flaming shot a dismal glare. Pope.
  16. Pȳ-rē'nē, n.p. 1067(Bot.) A nutlet resembling a seed, or the kernel of a drupe. Gray.
  17. Pȳr'e-nē'an, a.p. 1067(Geog.) Of, or pertaining to, the Pyrenees, a range of mountains in the north of Spain.
  18. Pȳ-rĕt'ies, n. sing.p. 1067(Med.) A remedy for fever. [See Note under MATHEMATICS.]
  19. Pȳr'e-tŏl'o-gy, n.p. 1067(Med.) A discourse or treatise on fevers, or the doctrine of fevers. Hooper.
  20. Pȳ-rĕx'ĭ-ă, n.p. 1067(Med.) The febrile condition.
  21. Pȳ-rĕx'i-al, a.p. 1067Relating to fever.
  22. Pȳ-rēx'ie-al, a.p. 1067Pertaining to fever; feverish.
  23. Pȳr'gom, n.p. 1067(Min.) A variety of pyroxene; — called also fassaite. Dana.
  24. Pyr-hē'li-ŏm'e-ter, n.p. 1067An instrument for measuring the direct heating effect of the sun’s rays; an actinometer.
  25. Pȳr'i-fōrm, a.p. 1067Having the form of a pear. Gregory.
  26. Pȳr'i-tā'ceōus, a.p. 1067Pertaining to pyrites. See PYRITIC.
  27. Pȳr'ite, n.p. 1067(Min.) The same as PYRITES. [R.] Hence sable coal his massy couch extends, And stars of gold the sparkling pyrite blends. Darwin.
  28. Pȳ-rī'tēs, n.p. 1067(Min.) A combination of sulphur with iron, copper, cobalt, or nickel, presenting a white or yellowish metallic luster. ☞ The term was originally applied to the sulphuret of iron, in allusion to its…
  29. Pȳ-rīt'ie or Pȳ-rīt'ie-al, a.p. 1067Pertaining to pyrites; consisting of, or resembling, pyrites.
  30. Pȳr'i-tīf'er-ōūs, a.p. 1067Containing or producing pyrites.
  31. Pȳr'i-tīze, v. t.p. 1067To convert into pyrites.
  32. Pȳr'i-to-hē'dron or Pȳr'i-toid, n.p. 1067(Crystallog.) The pentagonal dodecahedron, a common form of pyrites. Dana.
  33. Pȳr'i-to-hē'dral, a.p. 1067(Crystallog.) Like pyrites in hemihedral modifications, having the opposite planes parallel. Dana.
  34. Pȳr'i-tŏl'o-gy, n.p. 1067A discourse or treatise on pyrites.
  35. Pȳr'i-tōus, a.p. 1067Pyritic.
  36. Pȳ'rop. 1067A prefix used, especially in chemical language, to denote some modification by, or the possession of, some quality or effect of, heat.
  37. Pȳr'o-a-çēt'ic or Pȳr'o-a-cē'tic, a.p. 1067(Chem.) Pertaining to, or obtained from, acetic acid, when subjected to the action of heat under certain circumstances. Pyroacetic spirit, a limpid, colorless liquid, of a peculiar smell and pungent…
  38. Pȳr'o-āc'id, n.p. 1067(Chem.) An acid obtained by subjecting another acid to the action of heat. Brande.
  39. Pȳr'o-chlōre, n.p. 1067(Min.) A mineral usually of a yellowish or brownish color, consisting chiefly of columbic acid, lime, and protoxide of cerium, and sometimes titanic acid with, or in place of, the columbic acid; — so…
  40. Pȳr'o-çit'rie, a.p. 1067(Chem.) Pertaining to, or obtained from, citric acid, when subjected to the action of heat; — said of a certain acid.
  41. Pȳr'o-e-lēc'tric, n.p. 1067That which becomes electrically polar when heated; thermo-electric.
  42. Pȳr'o-e-léc'trie, a.p. 1067Pertaining to, or dependent on, pyro-electricity; receiving electric polarity when heated.
  43. Pȳr'/o-e-lec-trĭ-ty, n.p. 1067Electricity developed by means of heat; the science which treats of electricity thus developed; thermo-electricity.
  44. Pȳr'o-gāl'lic, a.p. 1067(Chem.) Pertaining to, or obtained from, tannic or gallic acid, when exposed to intense heat or sublimation. Pyrogallic acid, an acid which occurs in shining scales of a bitter and astringent taste…
  45. Pȳr'o-gen, n.p. 1067Electricity. [Rare.]
  46. Pȳ-rŏg'e-noūs, a.p. 1067Produced by fire; igneous. Mantell.
  47. Pȳ-rōl'a-try, n.p. 1067The worship of fire. Young.
  48. Pȳr'o-lig'ne-ōūs or Pȳr'o-lig'nie, a.p. 1067(Chem.) Generated or procured by the distillation of wood; — applied to the acid obtained by the distillation of wood, which is an acetic acid holding in solution oily impurities.
  49. Pȳr'/o-līg'nōūs, a.p. 1067The same as PYROLIGNEOUS.
  50. Pȳr'o-līth'ic, a.p. 1067The same as PYRO-URIC. See PYRO-URIC.
  51. Pȳ-rōl'o-gĭst, n.p. 1067One who is versed in the doctrines of heat. 2. An investigator of the laws of heat.
  52. Pȳ-rŏl'o-gy, n.p. 1067A treatise on heat; or the natural history of heat, latent and sensible.
  53. Pȳr'o-lū'āsite, n.p. 1067(Min.) A black ore of manganese, often used in bleaching.
  54. Pȳr'o-mā'late, n.p. 1067(Chem.) A salt formed by the union of pyromalic acid and a base.
  55. Pȳr'/o-mā'lic, a.p. 1067(Chem.) Pertaining to, or obtained from, malic acid when subjected to the action of heat; — said of a certain acid, obtained by heating malic acid in a close vessel.
  56. Pȳr'o-mān'cy, n.p. 1067Divination by fire.
  57. Pȳr'o-mān’tic, a.p. 1067Pertaining to pyromancy.
  58. Pȳr'o-mān'tie, n.p. 1067One who pretends to divine by fire. Herbert.
  59. Pȳ-rōm'e-ter, n.p. 1067An instrument for measuring degrees of heat above those indicated by the mercurial thermometer, constructed usually on the principle of registering, or measuring, by means of multiplying levers and a…
  60. Pȳr'o-mĕt'rĭc or Pȳr'o-mĕt'rĭc-al, a.p. 1068Pertaining to the pyrometer or to its use; as, pyrometrical instruments; obtained by means of a pyrometer; as, pyrometrical measurements.