| ELECTROMOTOR | • electromotor n. (Physics) Any device that generates electricity. • electromotor n. (Physics) Any device that converts electricity into motion. • ELECTROMOTOR n. a device for applying electricity as a motive power. |
| LEVOROTATORY | • levorotatory adj. (Chemistry, of an optically active compound or crystal) That rotates the plane of polarized light to… • LEVOROTATORY adj. counterclockwise; rotating the plane of polarization of light to the left, also LAEVOROTATORY, LEVOROTARY. |
| MOTORBOATERS | • motorboaters n. Plural of motorboater. • MOTORBOATER n. one who drives a motorboat. |
| OROROTUNDITY | • OROROTUNDITY n. the orotund mode of intonation, also OROTUNDITY. |
| ORTHOBORATES | • orthoborates n. Plural of orthoborate. • ORTHOBORATE n. a salt of orthoboric acid. |
| ORTHOPTEROID | • orthopteroid n. (Entomology) Any of the insects historically included in the order Orthoptera, including the cockroaches… • ORTHOPTEROID n. a member of the Orthoptera, cockroaches. |
| ORTHOPTEROUS | • orthopterous adj. (Zoology) Belonging to the Orthoptera. • ORTHOPTEROUS adj. pertaining or belonging to insect order including grasshoppers, crickets, etc. |
| ORTHOTROPIES | • ORTHOTROPY n. the state of being orthotropic, growing along a vertical axis. |
| ORTHOTROPISM | • orthotropism n. The property of being orthotropic or orthotropous. • ORTHOTROPISM n. vertical growth. |
| ORTHOTROPOUS | • orthotropous adj. (Botany, of an ovule) Growing straight and having the micropyle at the apex. • ORTHOTROPOUS adj. growing straight, so that the micropyle is opposite the stalk. |
| PROTHONOTARY | • prothonotary n. (Obsolete, historical) A chief legal clerk or notary in Roman Byzantium, and (hence) in Rome. • prothonotary n. (Roman Catholicism) One of the seven prelates, constituting a college in the Roman Curia, whose office… • prothonotary n. A registrar or chief clerk in various courts of law, especially (US) in a county court, (Australia)… |
| PROTOHISTORY | • protohistory n. The period between prehistory and history, during which a culture or civilization has not yet developed… • PROTOHISTORY n. the study of human beings in the times that immediately antedate recorded history. |
| PROTOTROPHIC | • prototrophic adj. (Biology) Of or pertaining to a prototroph or to prototrophy. • PROTOTROPHIC adj. of bacteria, feeding directly on uncombined elements. |
| THERMOMOTORS | • THERMOMOTOR n. an engine that produces force from the expansion of a heated fluid. |
| THOROUGHWORT | • thoroughwort n. Any of several plants of the genus Eupatorium. • thoroughwort n. The common boneset (Eupatorium perfoliatum). • THOROUGHWORT n. a wild flower with perfoliate leaves. |
| TRAITORHOODS | • TRAITORHOOD n. the state of being a traitor. |
| TROPHOTROPIC | • trophotropic adj. Relating to trophotropy. • TROPHOTROPIC adj. related to trophotropism, direction of growth by nutritional factors. |