| COMPRIMARIO | • comprimario n. A secondary singer, often in opera. • COMPRIMARIO n. in opera or ballet, a role of secondary importance; a singer or dancer playing such a role. |
| CREMATORIUM | • crematorium n. A place where the bodies of dead people are cremated. • CREMATORIUM n. a place where bodies are cremated, also CREMATORY. |
| FORMICARIUM | • formicarium n. A vivarium used for the study of ants and ant colonies. • FORMICARIUM n. an anthill, an ant colony, also FORMICARY. |
| IMMIGRATORS | • immigrators n. Plural of immigrator. • IMMIGRATOR n. one who immigrates. |
| IMMIGRATORY | • immigratory adj. Of or pertaining to immigration. • IMMIGRATORY adj. relating to immigration. |
| MACROPRISMS | • macroprisms n. Plural of macroprism. • MACROPRISM n. in crystallography, a prism parallel to the macrodiagonal. |
| MARCONIGRAM | • marconigram n. (Dated) A message sent via radio. • MARCONIGRAM n. a message sent by wireless telegraphy. |
| MICROAMPERE | • microampere n. One millionth ( 10-6 ) of an ampere. • MICROAMPERE n. a millionth of an ampere. |
| MIMOGRAPHER | • mimographer n. A writer of mimes (farces). • mimographer n. (Archaic) One who writes down sign language according to the system of mimography. • MIMOGRAPHER n. a writer of mimes. |
| MISPROGRAMS | • misprograms v. Third-person singular simple present indicative form of misprogram. • MISPROGRAM v. to program incorrectly. |
| MORATORIUMS | • moratoriums n. Plural of moratorium. • MORATORIUM n. a legal authorization to a debtor to postpone payment for a certain time; the period of such a postponement. |
| MURMURATION | • murmuration n. An act or instance of murmuring. • murmuration n. (Ornithology, collective) A flock of starlings. • murmuration n. An emergent order in a multi-agent social system. |
| PROGRAMMING | • programming n. (Broadcasting) The designing, scheduling or planning of a radio or television program/programme. • programming n. The design and scheduling of a performance such as ballet. • programming n. (Computing) The act of writing a computer program. |