| CINERARIUMS | • cinerariums n. Plural of cinerarium. • CINERARIUM n. (Latin) a place to receive the ashes of the cremated dead. |
| EPICARDIUMS | • epicardiums n. Plural of epicardium. • EPICARDIUM n. (Latin) that part of the pericardium which forms the outer surface of the heart. |
| EPICRANIUMS | • EPICRANIUM n. the medical term for the collection of structures covering the cranium. |
| EPIGASTRIUM | • epigastrium n. (Anatomy) The upper middle region of the abdomen, between the umbilical and hypochondriac regions. • EPIGASTRIUM n. part of abdomen lying over the stomach. |
| GUERILLAISM | • GUERILLAISM n. the activities of guerillas, also GUERRILLAISM. |
| INSECTARIUM | • insectarium n. A type of live insect zoo, or a museum or exhibit of live insects and similar arthropods. • INSECTARIUM n. a place for keeping living insects, also INSECTARY. |
| MAGISTERIUM | • magisterium n. The teaching authority or office of the Roman Catholic Church. • magisterium n. An authoritative statement. • magisterium n. (Alchemy) The philosopher’s stone. |
| MIGRAINEURS | • migraineurs n. Plural of migraineur. • MIGRAINEUR n. one who suffers from migraines. |
| MINAUDERIES | • minauderies n. Plural of minauderie. • MINAUDERIE n. (French) coquetry. |
| MINAUDIERES | • minaudières n. Plural of minaudière. • MINAUDIERE n. (French) an affected, coquettish female. |
| MINIATURISE | • miniaturise v. Non-Oxford British spelling standard spelling of miniaturize. • MINIATURISE v. to design or construct in small size, also MINIATURIZE. |
| MULTISERIAL | • multiserial adj. (Zoology, botany) Arranged in multiple rows. • MULTISERIAL adj. arranged in many rows, also MULTISERIATE. |
| MUSICIANERS | • musicianers n. Plural of musicianer. • MUSICIANER n. (dialect) a musician. |
| PRAESIDIUMS | • praesidiums n. Plural of praesidium. • PRAESIDIUM n. (Latin) a standing committee in the former Soviet Union. |
| PRIMAQUINES | • PRIMAQUINE n. an antimalarial drug. |
| QUAGMIRIEST | • QUAGMIRY adj. like a quagmire, boggy. |
| SEMIDIURNAL | • semidiurnal adj. Twice daily (usually of tides). • semidiurnal adj. Accomplished in half a day. • semidiurnal adj. (Entomology) Flying in twilight. |
| SPHAERIDIUM | • sphaeridium n. (Zoology) A sense organ found on the exterior of most sea urchins, consisting of an oval or spherical… • SPHAERIDIUM n. a minute spheroidal body on the surface of a sea urchin, perhaps a sense organ. |