'Protractor' definitions:
Definition of 'protractor'
From: WordNet
noun
Drafting instrument used to draw or measure angles
Definition of 'Protractor'
From: 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]
Synonyms of 'protractor'
From: Moby Thesaurus
- 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