| COLUMBIUM | • columbium n. (Obsolete) A former name of niobium. • COLUMBIUM n. a rare element of the vanadium group, now more commonly called niobium. |
| AMBULACRUM | • ambulacrum n. (Of an echinoderm) A row of pores for the protrusion of appendages such as tube feet. • AMBULACRUM n. a radial band in the shell of an echinoderm, bearing rows of pores through which the tube-feet protrude. |
| COLUMBIUMS | • columbiums n. Plural of columbium. • COLUMBIUM n. a rare element of the vanadium group, now more commonly called niobium. |
| UMBRACULUM | • umbraculum n. (Botany) Any umbrella-shaped appendage, such as the cap borne on the seta of Marchantia. • UMBRACULUM n. (Latin) an umbrella or umbrella-like structure. |
| 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… |
| CUMULONIMBI | • cumulonimbi n. Plural of cumulonimbus. • cumulo-nimbi n. Plural of cumulo-nimbus. • CUMULONIMBUS n. a type of cloud. |
| COLUMBARIUMS | • columbariums n. Plural of columbarium. |
| CUMULONIMBUS | • cumulonimbus n. (Meteorology) A cloud, with a tall structure and a flat base, that is often associated with thunderstorms. • cumulo-nimbus n. Alternative form of cumulonimbus. • CUMULONIMBUS n. a type of cloud. |
| UMBRACULIFORM | • umbraculiform adj. (Botany) Having the form of anything that serves to shade, such as a treetop or especially an umbrella. • UMBRACULIFORM adj. shaped like an umbrella. |
| CIRCUMAMBULATE | • circumambulate v. (Transitive) To walk around something in a circle, especially for a ritual purpose. • CIRCUMAMBULATE v. to circle on foot esp. ritualistically. |
| CUMULONIMBUSES | • cumulonimbuses n. Plural of cumulonimbus. • CUMULONIMBUS n. a type of cloud. |
| UNCOMMUNICABLE | • uncommunicable adj. Impossible to communicate. • UNCOMMUNICABLE adj. incommunicable. |
| CIRCUMAMBULATED | • circumambulated v. Simple past tense and past participle of circumambulate. • CIRCUMAMBULATE v. to circle on foot esp. ritualistically. |
| CIRCUMAMBULATES | • circumambulates v. Third-person singular simple present indicative form of circumambulate. • CIRCUMAMBULATE v. to circle on foot esp. ritualistically. |
| CIRCUMAMBULATOR | • circumambulator n. Someone who walks around something. • CIRCUMAMBULATOR n. one who circumambulates. |
| INTERAMBULACRUM | • interambulacrum n. (Zoology) In echinoderms, one of the areas or zones intervening between two ambulacra. • INTERAMBULACRUM n. in sea urchins, a radial band between ambulacra. |