| 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. |
| 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. |
| MONOTREMATOUS | • monotrematous adj. (Zoology) Of or pertaining to the Monotremata or monotremes. • monotrematous adj. (Ichthyology) Of the olfactory organ of a fish, having a single opening from which water flows in and out. • MONOTREMATOUS adj. like a monotreme. |
| NONCOMPETITOR | • noncompetitor n. One who is not a competitor. • NONCOMPETITOR n. one who is not a competitor. |
| ODONTORNITHES | • ODONTORNITHES n. fossil birds with teeth. |
| PHOTOELECTRON | • photoelectron n. (Physics) An electron ejected from the surface of a material by the photoelectric effect. • PHOTOELECTRON n. an electron released from a surface by a photon. |
| PHOTONEUTRONS | • photoneutrons n. Plural of photoneutron. • PHOTONEUTRON n. a neutron emitted from a nucleus as a result of photodisintegration. |
| 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. |
| 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. |