| GRASSROOT | • grassroot adj. Alternative form of grassroots. • GRASSROOT n. relating to the ordinary people, the rank and file. |
| HOARFROST | • hoarfrost n. Alternative form of hoar-frost. • hoar-frost n. Alternative form of hoar frost. • hoar␣frost n. Originally, any frozen dew forming a white deposit on exposed surfaces. |
| MOTORCARS | • motorcars n. Plural of motorcar. • motor␣cars n. Plural of motor car. • MOTORCAR n. an automobile. |
| OPERATORS | • operators n. Plural of operator. • OPERATOR n. one who operates. |
| ORATORIES | • oratories n. Plural of oratory. • Oratories n. Plural of Oratory. • ORATORY n. the art of public speaking. |
| ORATORIOS | • oratorios n. Plural of oratorio. • ORATORIO n. (Italian) a choral work usually on a scriptural subject. |
| OVERROAST | • overroast v. (Transitive) To roast too much. • OVERROAST v. to roast too much. |
| PRONATORS | • pronators n. Plural of pronator. • PRONATOR n. a forearm or forelimb muscle. |
| PROTOSTAR | • protostar n. (Astronomy) A collection of gas and dust in space with high temperature that usually grows to the point… • PROTOSTAR n. a condensing mass of gas in the early formation of a star. |
| RATOONERS | • ratooners n. Plural of ratooner. • RATOONER n. a plant that ratoons. |
| RESONATOR | • resonator n. Any object or system that resonates. • resonator n. A hollow cavity whose dimensions are selected so as to resonate at a specific frequency. • resonator n. A resonant electronic circuit. |
| ROBORANTS | • roborants n. Plural of roborant. • ROBORANT n. an invigorating drug. |
| ROTATORES | • rotatores n. (Anatomy) A group of muscles that lie beneath the multifidus. Somewhat quadrilateral in form, they are… • ROTATOR n. a muscle serving to rotate a part of the body. |
| SORORATES | • sororates n. Plural of sororate. • SORORATE n. the marriage of a man with his dead wife's sister. |
| TOREADORS | • toreadors n. Plural of toreador. • TOREADOR n. (Spanish) the old name for a torero, a bullfighter, esp. on horseback. |
| TRAPDOORS | • trapdoors n. Plural of trapdoor. • trap␣doors n. Plural of trap door. • TRAPDOOR n. a door set in a floor or ceiling, flush with the surface. |