Protractor

3 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Protractor \Pro*tract"or\, n.
     1. One who, or that which, protracts, or causes protraction.
        [1913 Webster]
  
     2. A mathematical instrument for laying down and measuring
        angles on paper, used in drawing or in plotting. It is of


        various forms, semicircular, rectangular, or circular.
        [1913 Webster]
  
     3. (Surg.) An instrument formerly used in extracting foreign
        or offensive matter from a wound.
        [1913 Webster]
  
     4. (Anat.) A muscle which extends an organ or part; --
        opposed to {retractor}.
        [1913 Webster]
  
     5. An adjustable pattern used by tailors. --Knight.
        [1913 Webster]

From WordNet (r) 2.0 [wn]:

  protractor
       n : drafting instrument used to draw or measure angles

From Moby Thesaurus II by Grady Ward, 1.0 [moby-thes]:

  18 Moby Thesaurus words for "protractor":
     astrolabe, azimuth circle, azimuth compass, bevel,
     bevel protractor, bevel square, clinometer, goniometer,
     graphometer, pantometer, quadrant, radiogoniometer, sextant,
     theodolite, transit, transit circle, transit instrument,
     transit theodolite