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Definitions of perpendicular

  1. a Gothic style in 14th and 15th century England; characterized by vertical lines, a four-centered (Tudor) arch, fan vaulting Scrapingweb Dictionary DB
  2. intersecting at or forming right angles; "the axes are perpendicular to each other" Scrapingweb Dictionary DB
  3. an extremely steep face Scrapingweb Dictionary DB
  4. a cord from which a metal weight is suspended pointing directly to the earth's center of gravity; used to determine the vertical from a given point Scrapingweb Dictionary DB
  5. a straight line at right angles to another line Scrapingweb Dictionary DB
  6. extremely steep; "the great perpendicular face of the cliff" Scrapingweb Dictionary DB
  7. at right angles to the plane of the horizon or a base line; "a vertical camera angle"; "the monument consists of two vertical pillars supporting a horizontal slab"; "measure the perpendicular height" Scrapingweb Dictionary DB
  8. a Gothic style in 14th and 15th century England; characterized by vertical lines and a four-centered (Tudor) arch and fan vaulting Wordnet Dictionary DB
  9. Exactly upright or vertical; pointing to the zenith; at right angles to the plane of the horizon; extending in a right line from any point toward the center of the earth. Webster Dictionary DB
  10. At right angles to a given line or surface; as, the line ad is perpendicular to the line bc. Webster Dictionary DB
  11. A line at right angles to the plane of the horizon; a vertical line or direction. Webster Dictionary DB
  12. A line or plane falling at right angles on another line or surface, or making equal angles with it on each side. Webster Dictionary DB
  13. At right angles to a line or surface; upright. The Winston Simplified Dictionary. By William Dodge Lewis, Edgar Arthur Singer. Published 1919.
  14. An upright line; a line at right angles with another. The Winston Simplified Dictionary. By William Dodge Lewis, Edgar Arthur Singer. Published 1919.
  15. Perpendicularly. Nuttall's Standard dictionary of the English language. By Nuttall, P.Austin. Published 1914.
  16. Perpendicularity. The Concise Standard Dictionary of the English Language. By James Champlin Fernald. Published 1919.
  17. Exactly upright: extending in a straight line toward the centre of the earth: (geom.) at right angles to a given line or surface. The american dictionary of the english language. By Daniel Lyons. Published 1899.
  18. A perpendicular line or plane. The american dictionary of the english language. By Daniel Lyons. Published 1899.
  19. Exactly upright; meeting at right angles. The Clarendon dictionary. By William Hand Browne, Samuel Stehman Haldeman. Published 1894.
  20. Upright; vertical; meeting a given line at right angles. The Concise Standard Dictionary of the English Language. By James Champlin Fernald. Published 1919.
  21. A perpendicular line. The Concise Standard Dictionary of the English Language. By James Champlin Fernald. Published 1919.
  22. Extending in a straight line to the centre of the earth, or at right angles to the horizon; at right angles to a given line or surface. Nuttall's Standard dictionary of the English language. By Nuttall, P.Austin. Published 1914.
  23. A perpendicular line. See Perpend. Nuttall's Standard dictionary of the English language. By Nuttall, P.Austin. Published 1914.
  24. Hanging or extending in a right line from any point; at right angles to any plane or line; vertical. Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
  25. A line standing at right angles on another line. Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
  26. p[.e]r-pen-dik'[=u]-lar, adj. exactly upright: extending in a straight line toward the centre of the earth: (geom.) at right angles to a given line or surface.--n. a perpendicular line or plane.--n. PERPENDICULAR'ITY, state of being perpendicular.--adv. PERPENDIC'ULARLY.--PERPENDICULAR STYLE, a style of Gothic architecture in England which succeeded the Decorated style, prevailing from the end of the 14th to the middle of the 16th century, contemporary with the Flamboyant style in France, marked by stiff and rectilinear lines, mostly vertical window-tracery, depressed or four-centre arch, fan-tracery vaulting, and panelled walls. [Fr.,--L. perpendicularis--perpendiculum, a plumb-line--per, through, pend[)e]re, to weigh.] gutenberg.org/ebooks/37683
  27. At right angles to plane of horizon; (loosely, of ascent &c.) very steep; erect, upright; (facet.) in standing position; (Geom.) at right angles (to given line, plane, or surface); p. style. (N.) plumb-rule or other instrument for showing p. line; p. line; the p., p. line or direction; (slang) meal &c. at which guests stand. Hence perpendicularity n., perpendicularly adv. [old French] Concise Oxford Dictionary
  28. [L.] (Fortif.) The line drawn inwards at right angles to the centre of each side of the polygon till it strikes the lines of defence (q.v.) drawn from the angles of the polygon. Glossary of terms and phrases - Percy
  29. n. A line at right angles to the plane of the horizon; a vertical line or direction;—a line or plane falling at right angles on another line or surface. Cabinet Dictionary
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