Protractor

Definition of Protractor

Pro`tract´or
n.1.One who, or that which, protracts, or causes protraction.
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.
3.(Surg.) An instrument formerly used in extracting foreign or offensive matter from a wound.
4.(Anat.) A muscle which extends an organ or part; - opposed to retractor.
5.An adjustable pattern used by tailors.

Related Words

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
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Prototracheata
Prototype
Protovertebra
Protovertebral
Protoxide
protoxide of nitrogen
Protoxidize
Protozoa
Protozoan
Protozoic
Protozoon
Protozoonite
Protracheata
Protract
Protracted
Protracted meeting
Protracter
Protractile
Protraction
Protractive
-Protractor-
Protreptical
Protrudable
Protrude
Protrusile
Protrusion
Protrusive
Protrusively
Protuberance
Protuberancy
Protuberant
Protuberate
Protuberation
Protuberous
Protureter
Protyle
Proud
Proud flesh
Proudish
Proudling
Proudly
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