| ANTEROOMS | • anterooms n. Plural of anteroom. • ANTEROOM n. a room before, or forming an entrance to, another; a waiting room. |
| ASTRONOMY | • astronomy n. The study of the physical universe beyond the Earth’s atmosphere, including the process of mapping locations… • astronomy n. (Obsolete) Astrology. • ASTRONOMY n. the study of the celestial bodies and the heavens in all scientific aspects. |
| COSMONAUT | • cosmonaut n. An astronaut, especially a Russian or Soviet one. • COSMONAUT n. a Russian astronaut. |
| MASTODONS | • mastodons n. Plural of mastodon. • Mastodons n. Plural of Mastodon. • MASTODON n. a large extinct mammal resembling the elephant, also MASTODONT. |
| MASTODONT | • mastodont n. Alternative form of mastodon. • MASTODONT n. a large extinct mammal resembling the elephant, also MASTODON. |
| MONOCRATS | • monocrats n. Plural of monocrat. • MONOCRAT n. one who governs alone. |
| MONOTASKS | • monotasks v. Third-person singular simple present indicative form of monotask. • monotasks n. Plural of monotask. • MONOTASK v. to perform one task at a time. |
| MONTANTOS | • MONTANTO n. (Shakespeare) an upward blow in fencing, also MONTANT. |
| MOONGATES | • moongates n. Plural of moongate. • MOONGATE n. a circular gate in a wall. |
| MYOTONIAS | • myotonias n. Plural of myotonia. • MYOTONIA n. muscular spasm or rigidity. |
| ODONTOMAS | • odontomas n. Plural of odontoma. • ODONTOMA n. a tooth tumour. |
| ONCOSTMAN | • oncostman n. (Mining, historical) Any workman who was paid a daily rate. • ONCOSTMAN n. a mine worker paid by the day. |
| ONOMASTIC | • onomastic adj. Of or relating to a personal or place name. • onomastic adj. Of or relating to onomastics. • ONOMASTIC adj. relating to a name, esp. relating to the signature on a document written in another person's hand. |
| POSTWOMAN | • postwoman n. (Rare) A female letter carrier, a woman who delivers mail. • POSTWOMAN n. a female postman. |
| TOKONOMAS | • tokonomas n. Plural of tokonoma. • TOKONOMA n. (Japanese) a small alcove in a Japanese house. |