| COMMISSAR | • commissar n. (Historical) An official of the Communist Party, often attached to a military unit, who was responsible… • commissar n. (Historical, Soviet Union) In the early Soviet Union, the head of a commissariat. • commissar n. (Colloquial) A political functionary whose job is to push the party or government line. Often used semi-humourously. |
| ISOMERISM | • isomerism n. (Chemistry) the phenomenon of the existence of isomers - the existence of different substances with… • isomerism n. (Chemistry) the interconversion of isomers. • isomerism n. (Nuclear physics) nuclear isomerism, the phenomenon of the existence of nuclear isomers. |
| MARMOSETS | • marmosets n. Plural of marmoset. • MARMOSET n. a kind of small monkey. |
| MASSYMORE | • massymore n. (Scotland, archaic) The dungeon of a castle. • MASSYMORE n. (Scott) a subterranean prison, also MATTAMORE. |
| MEMORISES | • memorises v. Third-person singular simple present indicative form of memorise. • MEMORISE v. to commit to memory, also MEMORIZE. |
| MEROSOMES | • merosomes n. Plural of merosome. • MEROSOME n. one of the serial segments of which a body is composed, also MEROME. |
| MESODERMS | • mesoderms n. Plural of mesoderm. • MESODERM n. the middle germ layer of an embryo. |
| MESOMERES | • mesomeres n. Plural of mesomere. • MESOMERE n. an embryonic segment. |
| MISNOMERS | • misnomers n. Plural of misnomer. • misnomers v. Third-person singular simple present indicative form of misnomer. • MISNOMER v. to use a misnomer. |
| MORALISMS | • moralisms n. Plural of moralism. • MORALISM n. the practice of moralizing. |
| MORONISMS | • MORONISM n. the condition of being a moron, also MORONITY. |
| MUSHROOMS | • mushrooms n. Plural of mushroom. • mushrooms v. Third-person singular simple present indicative form of mushroom. • MUSHROOM v. to grow or spread rapidly. |
| RESUMMONS | • resummons v. Third-person singular simple present indicative form of resummon. • resummons n. A second or subsequent summons. • RESUMMON v. to summon again. |
| SUMMONERS | • summoners n. Plural of summoner. • SUMMONER n. one who summons. |
| SUPERMOMS | • supermoms n. Plural of supermom. • SUPERMOM n. a superior mother. |