| AUTOROTATIONS | • autorotations n. Plural of autorotation. • AUTOROTATION n. the act of self-turning. |
| CONTORTIONATE | • contortionate adj. Contorted or contorting. • CONTORTIONATE adj. relating to contortion, also CONTORTIONAL. |
| CONTORTIONIST | • contortionist n. An acrobat who is capable of twisting his or her body into unusual positions. • contortionist n. One who twists words and phrases. • CONTORTIONIST n. one who contorts. |
| CONTRAFAGOTTO | • contrafagotto n. Contrabassoon. • CONTRAFAGOTTO n. (Italian) a musical instrument like a bassoon. |
| ORTHODONTISTS | • orthodontists n. Plural of orthodontist. • ORTHODONTIST n. one who practises orthodontics. |
| OTOTOXICITIES | • ototoxicities n. Plural of ototoxicity. • OTOTOXICITY n. the state of being ototoxic. |
| PHOTODETECTOR | • photodetector n. Any device used to detect electromagnetic radiation. • PHOTODETECTOR n. any of various devices for detecting and measuring the intensity of radiant energy through photoelectric action. |
| PHOTOTOXICITY | • phototoxicity n. Any adverse effect due to exposure to light, especially such effects on the skin. • PHOTOTOXICITY n. the state of being phototoxic. |
| POSTDOCTORATE | • postdoctorate adj. Postdoctoral. • postdoctorate n. Synonym of postdoc. • POSTDOCTORATE n. a degree after a doctorate. |
| PROTONOTARIAT | • PROTONOTARIAT n. the college constituted by the twelve apostolical prothonotaries (bishops and senior members of the curia) in Rome, also PROTHONOTARIAT. |
| STOMATOLOGIST | • stomatologist n. (Medicine) A practitioner of stomatology. • STOMATOLOGIST n. a person who works in stomatology. |
| TETRODOTOXINS | • tetrodotoxins n. Plural of tetrodotoxin. • TETRODOTOXIN n. a deadly nerve poison found in a species of Japanese puffer fish, also TETROTOXIN. |