| EUMERISMS | • EUMERISM n. a biologic aggregation of similar parts. |
| IMMERSERS | • immersers n. Plural of immerser. • IMMERSER n. one who immerses. |
| MEMORISES | • memorises v. Third-person singular simple present indicative form of memorise. • MEMORISE v. to commit to memory, also MEMORIZE. |
| MERISTEMS | • meristems n. Plural of meristem. • MERISTEM n. embryonic plant tissue capable of growth by division. |
| MEROSOMES | • merosomes n. Plural of merosome. • MEROSOME n. one of the serial segments of which a body is composed, also MEROME. |
| MESMERISE | • mesmerise v. Non-Oxford British spelling standard spelling of mesmerize. • MESMERISE v. to hypnotize, spellbind, also MESMERIZE. |
| MESMERISM | • mesmerism n. The method or power of gaining control over someone’s personality or actions, as in hypnosis or suggestion. • mesmerism n. The state induced by hypnotic methods (especially that of Mesmer himself). • MESMERISM n. a hypnotic state induced by the operator's imposition of his will on that of the patient. |
| MESMERIST | • mesmerist n. One who mesmerizes. • MESMERIST n. one that practises mesmerism. |
| 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. |
| MIMESTERS | • mimesters n. Plural of mimester. • MIMESTER n. one who mimes. |
| MISMETRES | • mismetres v. Third-person singular simple present indicative form of mismetre. • MISMETRE v. to spoil the metre (of a poem). |
| SUMMERSET | • summerset n. Archaic spelling of somersault. • summerset v. Archaic spelling of somersault. • SUMMERSET n. a leap in which a person turns his heels over his head and lights upon his feet. |