| APOAPSIDES | • apoapsides n. Plural of apoapsis. • APOAPSIS n. (Latin) the high point in an orbit. |
| APSIDAL | • apsidal adj. Of, or, pertaining to, the apsides. • APSIDAL adj. of an apse or apsis. |
| APSIDES | • apsides n. Plural of apside. • apsides n. Plural of apsis. • apsides n. Plural of apse. |
| APSIDIOLE | • apsidiole n. Alternative form of apsidole. • APSIDIOLE n. a subsidiary apse, a rounded extension at the end of a building, esp. at the east end of a church. |
| APSIDIOLES | • apsidioles n. Plural of apsidiole. • APSIDIOLE n. a subsidiary apse, a rounded extension at the end of a building, esp. at the east end of a church. |
| CAPSID | • capsid n. The outer protein shell of a virus. • CAPSID n. the outer shell of a virus particle. |
| CAPSIDAL | • capsidal adj. Of or relating to capsids. • CAPSIDAL adj. relating to a capsid, the outer shell of a virus particle. |
| CAPSIDS | • capsids n. Plural of capsid. • CAPSID n. the outer shell of a virus particle. |
| DIAPSID | • diapsid n. (Zoology) Any of very many reptiles, of the subclass Diapsida, that have a pair of openings in the skull… • DIAPSID adj. of a reptile, having two pairs of temporal openings. • DIAPSID n. a diapsid reptile. |
| DIAPSIDS | • diapsids n. Plural of diapsid. • DIAPSID n. a diapsid reptile. |
| NUCLEOCAPSID | • nucleocapsid n. (Biology) The core structure of a virus, consisting of nucleic acid surrounded by a coat of protein. • NUCLEOCAPSID n. the nucleic acid and surrounding protein coat in a virus. |
| NUCLEOCAPSIDS | • nucleocapsids n. Plural of nucleocapsid. • NUCLEOCAPSID n. the nucleic acid and surrounding protein coat in a virus. |
| SYNAPSID | • synapsid adj. Pertaining to the class Synapsida, of animals which have an opening low in the skull roof behind each… • synapsid n. Any animal (including all mammals) of the class Synapsida. • SYNAPSID n. one of a group of extinct reptiles. |
| SYNAPSIDS | • synapsids n. Plural of synapsid. • SYNAPSID n. one of a group of extinct reptiles. |
| THERAPSID | • therapsid n. Any extinct reptile of the order Therapsida; thought to be direct ancestors of the mammals. • THERAPSID n. one of a group of Permian and Jurassic reptiles considered to be direct ancestors of mammals. |
| THERAPSIDS | • therapsids n. Plural of therapsid. • THERAPSID n. one of a group of Permian and Jurassic reptiles considered to be direct ancestors of mammals. |
| TRIAPSIDAL | • triapsidal adj. Triapsal. • TRIAPSIDAL adj. having three apses, also TRIAPSAL. |