Dictionary

protractor en · NOUN

Pronunciation

• /pɹəˈtɹæktə(ɹ)/
• (Southern-England) audio

Etymology

Etymology tree Proto-Indo-European *per-der.? Proto-Indo-European *per-der.? Proto-Indo-European *pér Proto-Indo-European *-o Proto-Indo-European *pró Proto-Indo-European *pro- Proto-Italic *pro- Latin prō- Proto-Indo-European *dʰregʰ-der.? Latin trahō Latin prōtrahō Latin prōtractusder. English protract Proto-Indo-European *-tōr Proto-Italic *-tōr Latin -tor Latin -ātor Old French -eorbor. Middle English -our ▲ Latin -torlbor. English -or English protractor From protract + -or.

Meanings

1. One who, or that which, protracts, or causes protraction.
2. A circular or semicircular tool for drawing or measuring angles.
   • The student forgot to bring her protractor to geometry class.
   • plastic protractor
   • Use a protractor to measure the angle accurately.
   • measure with a protractor
3. An instrument formerly used in extracting foreign or offensive matter from a wound.
4. A muscle that extends an organ or part; opposed to retractor.
5. An adjustable pattern used by tailors.

Forms

Hypernyms

goniometer · angle measurer

Synonyms

semicircle (measuring tool)

Translations (75)

sv gradskiva (a circular or semicircular tool for measuring angles) · sh угломер (a circular or semicircular tool for measuring angles) · fi astelevy (a circular or semicircular tool for measuring angles) · id busur derajat (a circular or semicircular tool for measuring angles) · lb Gradmiesser (a circular or semicircular tool for measuring angles) · th โพรแทรกเตอร์ (a circular or semicircular tool for measuring angles) · gd pròtractair (a circular or semicircular tool for measuring angles) · it goniometro (a circular or semicircular tool for measuring angles) · io angul-transportilo (a circular or semicircular tool for measuring angles) · ja 分度器 (a circular or semicircular tool for measuring angles) · da vinkelmåler (a circular or semicircular tool for measuring angles) · ga uillinntomhais (a circular or semicircular tool for measuring angles) · mk агломер (a circular or semicircular tool for measuring angles) · sl kotomer (a circular or semicircular tool for measuring angles) · is gráðubogi (a circular or semicircular tool for measuring angles) · sk uhlomer (a circular or semicircular tool for measuring angles) · fr rapporteur (a circular or semicircular tool for measuring angles) · cs úhloměr (a circular or semicircular tool for measuring angles) · it protrattore (a circular or semicircular tool for measuring angles) · pl kątomierz (a circular or semicircular tool for measuring angles) · no vinkelmåler (a circular or semicircular tool for measuring angles) · lt matlankis (a circular or semicircular tool for measuring angles) · ko 각도기 (a circular or semicircular tool for measuring angles) · lv transportieris (a circular or semicircular tool for measuring angles) · et mall (a circular or semicircular tool for measuring angles) · ko 분도기 (a circular or semicircular tool for measuring angles) · ms protraktor (a circular or semicircular tool for measuring angles) · sw kipimapembe (a circular or semicircular tool for measuring angles) · pt transferidor (a circular or semicircular tool for measuring angles) · nl gradenboog (a circular or semicircular tool for measuring angles) · lb Wénkelmiesser (a circular or semicircular tool for measuring angles) · th ครึ่งวงกลม (a circular or semicircular tool for measuring angles) · co raportadore (a circular or semicircular tool for measuring angles) · is mælibogi (a circular or semicircular tool for measuring angles) · ro raportor (a circular or semicircular tool for measuring angles) · fa نقاله (a circular or semicircular tool for measuring angles) · ms jangka sudut (a circular or semicircular tool for measuring angles) · pdt Winkjelmäta (a circular or semicircular tool for measuring angles) · ru транспорти́р (a circular or semicircular tool for measuring angles) · ta கோணமானி (a circular or semicircular tool for measuring angles) · dsb kutowe měritko (a circular or semicircular tool for measuring angles) · el γωνιόμετρο (a circular or semicircular tool for measuring angles) · io transportilo (a circular or semicircular tool for measuring angles) · hsb kutoměr (a circular or semicircular tool for measuring angles) · tr açıölçer (a circular or semicircular tool for measuring angles) · tl paniha (a circular or semicircular tool for measuring angles) · gu કોણમાપક (a circular or semicircular tool for measuring angles) · gv uillin-howsheyder (a circular or semicircular tool for measuring angles) · mi ine-koki (a circular or semicircular tool for measuring angles) · co rapurtadore (a circular or semicircular tool for measuring angles) · sq këndmatës (a circular or semicircular tool for measuring angles) · eo angulmezurilo (a circular or semicircular tool for measuring angles) · te కోణమానిని (a circular or semicircular tool for measuring angles) · de Winkelmaß (a circular or semicircular tool for measuring angles) · hu szögmérő (a circular or semicircular tool for measuring angles) · uk кутомір (a circular or semicircular tool for measuring angles) · ru угломе́р (a circular or semicircular tool for measuring angles) · ca transportador (a circular or semicircular tool for measuring angles) · az bucaqölçən (a circular or semicircular tool for measuring angles) · ar مِنْقَلَة (a circular or semicircular tool for measuring angles) · el μοιρογνωμόνιο (a circular or semicircular tool for measuring angles) · cmn 量角器 (a circular or semicircular tool for measuring angles) · vi thước đo góc (a circular or semicircular tool for measuring angles) · es transportador (a circular or semicircular tool for measuring angles) · de Winkelmesser (a circular or semicircular tool for measuring angles) · tr iletki (a circular or semicircular tool for measuring angles) · he מד־זווית (a circular or semicircular tool for measuring angles) · cy onglydd (a circular or semicircular tool for measuring angles) · ky транспортир (a circular or semicircular tool for measuring angles) · ca semicercle (a circular or semicircular tool for measuring angles) · br kornventer (a circular or semicircular tool for measuring angles) · bg транспортир (a circular or semicircular tool for measuring angles) · sh uglomer (a circular or semicircular tool for measuring angles) · uz transportir (a circular or semicircular tool for measuring angles) · is hornmál (a circular or semicircular tool for measuring angles)