| ANTHERID | • ANTHERID n. the male reproductive organ of some plants. |
| CHIMERID | • chimerid n. Alternative form of chimaerid. • CHIMERID n. a fish of the genus Chimaera. |
| COLUBRID | • colubrid n. Any snake in the family Colubridae, completely covered in scales and mostly nonvenomous. • COLUBRID n. any of a large family of snakes including the garter and king snake. |
| DIHYBRID | • dihybrid n. (Genetics) A hybrid that is heterozygous with respect to two independent alleles. • DIHYBRID n. the child of parents with differing genes. |
| ELATERID | • elaterid n. (Zoology) Any member of the family Elateridae of click beetles. • ELATERID n. a click beetle, also ELATER. |
| EUPATRID | • Eupatrid n. (Historical) In Ancient Greece, a member of the noble Attic landowning class. • Eupatrid adj. (Historical) In Ancient Greece, belonging to the noble Attic landowning class. • EUPATRID n. (Greek) a member of the aristocracy in ancient Greek states. |
| HESPERID | • Hesperid n. (Greek mythology) any one of the Hesperides. • HESPERID n. a skipper butterfly. |
| LAMPYRID | • lampyrid n. (Zoology) Any member of the family Lampyridae; a firefly or lightning bug. • LAMPYRID n. a glowworm or firefly. |
| OPHIURID | • ophiurid adj. Alternative form of ophiuroid. • ophiurid n. Alternative form of ophiuroid. • OPHIURID n. a member of the Ophiura genus of brittle-stars or sand-stars, also OPHIURA, OPHIURAN, OPHIUROID. |
| POLYBRID | • POLYBRID n. a type of hybrid plant. |
| SCOMBRID | • scombrid n. Any fish of the family Scombridae. • scombrid adj. Characteristic of these fish. • SCOMBRID n. a fish of the Scombridae, the mackerel genus, also SCOMBROID. |
| SEMIARID | • semiarid adj. Somewhat arid, receiving little rainfall but more than an arid area would. Typically defined as 25 to… • semi-arid adj. Alternative form of semiarid. • SEMIARID adj. receiving between 10 and 20 inches of precipitation annually. |
| SUBACRID | • subacrid adj. Moderately acrid. • SUBACRID adj. somewhat acrid. |
| VIVERRID | • viverrid n. (Zoology) Any member of the family Viverridae. • VIVERRID n. (Latin) a member of the ferret or civet family, also VIVERRA, VIVERRINE. |