goniometer

== English == === Etymology === From gonio- + -meter. === Pronunciation === (General American) IPA(key): /ˌɡoʊ.niˈɔ.mə.tɚ/ (General American, cot-caught merger) IPA(key): /ˌɡoʊ.niˈɑ.mə.tɚ/, /ˈɡɑ.niˌɑ.mə.tɚ/ === Noun === goniometer (plural goniometers) A device used to measure angles. Hyponym: protractor A device used to measure the angles of joints commonly used in orthopedics and physical therapy. A device used to measure the angles of crystals. (medicine) An arthrometer (device for measuring the arc or range of mobility of a joint). A radio direction finder. ==== Synonyms ==== (UK) angle measurer ==== Derived terms ==== ==== Translations ====