| ABACTINAL | • abactinal adj. (Zoology) Pertaining to the surface or end opposite to the mouth in a radiate animal. • ABACTINAL adj. remote from the actinal area (of a radiate animal). |
| ACETABULA | • acetabula n. Plural of acetabulum. • ACETABULUM n. (Latin) a cuplike hollow on the hipbone to receive the thighbone. |
| ADIABATIC | • adiabatic adj. (Physics, thermodynamics, of a process) That occurs without gain or loss of heat (and thus with no change… • adiabatic adj. (Physics, quantum mechanics, of a process) That involves the slow change of the Hamiltonian of a system… • adiabatic n. An adiabatic curve or graph. |
| AQUABATIC | • aquabatic adj. Relating to aquabatics. • AQUABATIC adj. relating to spectacular feats in water. |
| BACCARATS | • BACCARAT n. (French) a French card game, also BACCARA. |
| BATRACHIA | • Batrachia prop.n. (Archaic) A taxonomic superorder within the subclass Lissamphibia – since the late 20th century Batrachia… • BATRACHIA n. the order of tailless amphibians which includes the frogs and toads. |
| CABALETTA | • cabaletta n. A short, rhythmically repetitive aria. • CABALETTA n. (Italian) a simple operatic song or melody in rondo form. |
| CANALBOAT | • CANALBOAT n. a boat used on canals. |
| CANTABANK | • cantabank n. (Obsolete) A strolling singer. • CANTABANK n. (Italian) a strolling singer. |
| CARBAMATE | • carbamate n. (Organic chemistry) Any salt or ester of carbamic acid. • CARBAMATE n. a salt or ester of carbamic acid, esp. as used as a pesticide, also CARBARYL. |
| CATABASES | • catabases n. Plural of catabasis. • CATABASIS n. the decline of a disease in a population, also KATABASIS. |
| CATABASIS | • catabasis n. Alternative spelling of katabasis. • CATABASIS n. the decline of a disease in a population, also KATABASIS. |
| CATABATIC | • catabatic adj. Alternative form of katabatic. • CATABATIC adj. moving downhill, sinking (of winds), also KATABATIC. |
| CIABATTAS | • ciabattas n. Plural of ciabatta. • CIABATTA n. (Italian) a kind of bread made with olive oil. |
| KATABATIC | • katabatic adj. (Meteorology, of airflow) Downslope on a mountainside. • katabatic n. Short for katabatic wind. • KATABATIC adj. moving downhill, sinking (of winds), also CATABATIC. |
| VACATABLE | • vacatable adj. Capable of being vacated. • VACATABLE adj. that can be vacated. |