| CINERARIUMS | • cinerariums n. Plural of cinerarium. • CINERARIUM n. (Latin) a place to receive the ashes of the cremated dead. |
| COLUMBARIUM | • columbarium n. (Historical) A large, sometimes architecturally impressive building for housing a large colony of pigeons… • columbarium n. A pigeonhole in such a dovecote. • columbarium n. A building, a vault or a similar place for the respectful and usually public storage of cinerary urns… |
| FORMICARIUM | • formicarium n. A vivarium used for the study of ants and ant colonies. • FORMICARIUM n. an anthill, an ant colony, also FORMICARY. |
| FRIGIDARIUM | • frigidarium n. (Historical, Ancient Rome) In Ancient Roman baths, a room with a bath of cold water. • FRIGIDARIUM n. (Latin) the room in Roman baths containing the final, cold, bath. |
| HONORARIUMS | • honorariums n. Plural of honorarium. • HONORARIUM n. a voluntary fee paid esp. to a professional person for their services. |
| 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. |
| LEPROSARIUM | • leprosarium n. An isolated building or community used to house lepers, usually in permanent quarantine from the rest of society. • LEPROSARIUM n. a hospital for lepers. |
| OCEANARIUMS | • oceanariums n. Plural of oceanarium. • OCEANARIUM n. an enclosed part of the sea in which dolphins, porpoises etc. are kept for display. |
| OPHIDIARIUM | • ophidiarium n. A place for keeping snakes. • OPHIDIARIUM n. a snake-house. |
| PLANETARIUM | • planetarium n. A display museum in which images of stars and other astronomical phenomena are projected onto a domed ceiling. • planetarium n. An orrery. • PLANETARIUM n. a model or representation of the solar system. |
| POLYZOARIUM | • polyzoarium n. (Zoology) A polyzoary. • POLYZOARIUM n. a bryozoan colony or supporting structure. |
| SANITARIUMS | • sanitariums n. Plural of sanitarium. • SANITARIUM n. (Latin) a health station or retreat, also SANATORIUM, SANITORIUM. |
| SEAQUARIUMS | • seaquariums n. Plural of seaquarium. • SEAQUARIUM n. an oceanarium. |
| SEPTENARIUS | • septenarius n. (Prosody) A verse having seven metrical feet. • SEPTENARIUS n. a seven-foot verse, esp. a trochaic tetrameter catalectic. |
| SEXTARIUSES | • sextariuses n. Plural of sextarius. • SEXTARIUS n. (Latin) an ancient Roman unit of liquid measure. |
| SYLLABARIUM | • syllabarium n. Historical form of syllabary. • SYLLABARIUM n. a syllabary. |
| TERMITARIUM | • termitarium n. A termite colony. • TERMITARIUM n. (Latin) a termite nest. |