| CONTORTIONATE | • contortionate adj. Contorted or contorting. • CONTORTIONATE adj. relating to contortion, also CONTORTIONAL. |
| COUNTERMOTION | • countermotion n. A physical movement that counterbalances another movement. • countermotion n. A legal motion filed in opposition to a previous motion. • COUNTERMOTION n. an opposite motion. |
| GERONTOLOGIST | • gerontologist n. A physician who specializes in gerontology. • GERONTOLOGIST n. one who studies gerontology. |
| HEORTOLOGISTS | • heortologists n. Plural of heortologist. • HEORTOLOGIST n. one who practises heortology, the study of religious feasts. |
| IONTOPHORETIC | • iontophoretic adj. Of or pertaining to iontophoresis. • IONTOPHORETIC adj. relating to iontophoresis. |
| LAEVOROTATION | • laevorotation n. Alternative form of levorotation. • lævorotation n. Obsolete form of levorotation. • LAEVOROTATION n. counterclockwise rotation. |
| METEOROLOGIST | • meteorologist n. A person who studies meteorology. • meteorologist n. A weather forecaster. • METEOROLOGIST n. one who studies the weather. |
| NONCOMPETITOR | • noncompetitor n. One who is not a competitor. • NONCOMPETITOR n. one who is not a competitor. |
| ODONTORNITHES | • ODONTORNITHES n. fossil birds with teeth. |
| ORTHOPTEROIDS | • orthopteroids n. Plural of orthopteroid. • ORTHOPTEROID n. a member of the Orthoptera, cockroaches. |
| OSTEOPETROSIS | • osteopetrosis n. (Pathology) A rare hereditary disorder characterized by hard, dense bones. • OSTEOPETROSIS n. a general name for a group of hereditary bone diseases, including marble bone disease, in which bone becomes abnormally dense. |
| PHOTOREACTION | • photoreaction n. (Chemistry) a photochemical reaction. • PHOTOREACTION n. a photochemical reaction. |
| PROPORTIONATE | • proportionate adj. In proportion; proportional; commensurable. • proportionate adj. Harmonious and symmetrical. • proportionate v. (Transitive) To make proportionate. |
| PROTONOTARIES | • protonotaries n. Plural of protonotary. • PROTONOTARY n. a court clerk; a chief clerk of any of various courts of law, also PROTHONOTARY. |
| PROTOTROPHIES | • prototrophies n. Plural of prototrophy. • PROTOTROPHY n. the state of being prototrophic. |
| SOMATOTROPINE | • somatotropine n. Alternative spelling of somatotropin. • SOMATOTROPINE n. a growth hormone, also SOMATOTROPHIN, SOMATOTROPIN. |
| TETRODOTOXINS | • tetrodotoxins n. Plural of tetrodotoxin. • TETRODOTOXIN n. a deadly nerve poison found in a species of Japanese puffer fish, also TETROTOXIN. |
| THORACOTOMIES | • thoracotomies n. Plural of thoracotomy. • THORACOTOMY n. surgical incision of the chest wall. |