Protracter vs. Protractor

Protracternoun

A protractor.

Protractornoun

One who, or that which, protracts, or causes protraction.

Protractornoun

A circular or semicircular tool for drawing or measuring angles.

Protractornoun

(surgery) An instrument formerly used in extracting foreign or offensive matter from a wound.

Protractornoun

(anatomy) A muscle that extends an organ or part; opposed to retractor.

Protractornoun

An adjustable pattern used by tailors.

Protractornoun

One who, or that which, protracts, or causes protraction.

Protractornoun

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.

Protractornoun

An instrument formerly used in extracting foreign or offensive matter from a wound.

Protractornoun

A muscle which extends an organ or part; - opposed to retractor.

Protractornoun

An adjustable pattern used by tailors.

Protractornoun

drafting instrument used to draw or measure angles

Protractor

A protractor is a measuring instrument, typically made of transparent plastic or glass, for measuring angles. Some protractors are simple half-discs or full circles.