| ACADEMIA | • academia n. (Collective) The scientific and cultural community engaged in higher education and research, taken as a whole. • academia n. Continuous study at higher education institutions; scholarship. • ACADEMIA n. (Greek) the academic life or world, also ACADEME. |
| ACANTHAE | • ACANTHA n. (Greek) a sharp spiny part or structure, such as the spinous process of a vertebra. |
| ACAUDATE | • acaudate adj. (Biology, zoology) Tailless. • ACAUDATE adj. tailless, also ACAUDAL. |
| ACELDAMA | • aceldama n. The potter’s field, said to have lain south of Jerusalem, purchased with the bribe which Judas took… • aceldama n. A field of bloodshed, a place of slaughter. • ACELDAMA n. (Aramaic) a place of bloodshed. |
| ACHAENIA | • achaenia n. Plural of achaenium. • ACHAENIUM n. a small one-seeded fruit; a naked seed, also ACHENE, ACHENIUM, AKENE. |
| ADAMANCE | • adamance n. The quality of being adamant. • ADAMANCE n. unyielding hardness, also ADAMANCY. |
| AGACANTE | • AGACANTE adj. (French) provoking, alluring, also AGACANT. |
| AGUACATE | • aguacate n. (Archaic) avocado. • AGUACATE n. (Nahuatl) the avocado pear. |
| ANALECTA | • analecta n. Analects. • ANALECTA n. (Greek) collected literary fragments, also ANALECTS. |
| AQUACADE | • aquacade n. An entertainment consisting of swimmers and divers performing to music. • AQUACADE n. an exhibition of swimming and diving skills. |
| ARCHAEAL | • archaeal adj. (Microbiology) Relating to the archaea. • ARCHAEAL adj. relating to the archaea, an order of prokaryotic microorganisms, also ARCHAEAN, ARCHAEON, ARCHEAN. |
| ARCHAEAN | • archaean n. (Biology) Any organism of the domain Archaea. • Archaean adj. (Geology) Of, or relating to the geologic eon from about 3,800 to 2,500 million years ago; comprises… • Archaean prop.n. (Geology) The eon from 2,500 Ma to 4,000 Ma. |
| CALATHEA | • calathea n. (Botany) Any of the genus Calathea of plants belonging to the family Marantaceae. • Calathea prop.n. A taxonomic genus within the family Marantaceae. • CALATHEA n. a showy indoor plant. |
| CALCANEA | • calcanea n. Plural of calcaneus. • CALCANEUM n. (Latin) one of the bones of the tarsus which in man forms the great bone of the heel, also CALCANEUS. |
| CARAPACE | • carapace n. A hard protective covering of bone or chitin, especially one which covers the dorsal portion of an animal. • carapace n. In figurative use. • CARAPACE n. the shell of an animal such as a turtle or armadillo, also CARAPAX. |
| CATALASE | • catalase n. An enzyme found in the liver that catalyses the decomposition of hydrogen peroxide to water and oxygen. • CATALASE n. an enzyme that reduces hydrogen peroxide. |
| CHALAZAE | • chalazae n. Plural of chalaza. • CHALAZA n. (Greek) a band of tissue in an egg. |
| DRACAENA | • dracaena n. (Botany) Any of the genus Dracaena of liliaceous plants with woody stems and funnel-shaped flowers. • Dracaena prop.n. A taxonomic genus within the family Asparagaceae – the dragon trees. • Dracaena prop.n. A taxonomic genus within the family Teiidae – the caiman lizards. |
| PANACEAN | • panacean adj. Having the properties of a panacea. • PANACEAN adj. having the properties of a panacea. |
| PANACEAS | • panaceas n. Plural of panacea. • PANACEA n. (Greek) a remedy for all diseases, also PANACHAEA. |