| DITHYRAMB | • dithyramb n. A raucous and ardent choral hymn sung in ancient Athens in honor of the god Dionysus. • dithyramb n. A poem or oration in the same style. • dithyramb n. An impassioned speech, a rant. |
| EUTHYROID | • euthyroid adj. Having normal thyroid function. • euthyroid n. A person with a normally functioning thyroid. • EUTHYROID n. someone with normal thyroid function. |
| HYRACOIDS | • hyracoids n. Plural of hyracoid. • HYRACOID n. any member of a genus of mammals including the daman and the dassie or hyrax, also HYRACOIDEAN. |
| LATHYRISM | • lathyrism n. A neurological disease of humans and domestic animals, caused by eating certain legumes of the genus… • LATHYRISM n. a neurological disease producing paralysis of the legs, apparently caused by eating cultivated vetch. |
| MELAPHYRE | • melaphyre n. (Obsolete) Various dark-coloured volcanic igneous rocks rich in augite, similar to and in some definitions… • MELAPHYRE n. any one of several dark-colored augitic, eruptive rocks allied to basalt. |
| OUTHYRING | • OUTHYRE v. (Spenser) to hire out. |
| PORPHYRIA | • porphyria n. (Pathology) Any of several usually hereditary abnormalities of porphyrin metabolism characterized by… • PORPHYRIA n. any of various disorders of metabolism resulting in the excretion of an excessive quantity of porphyrins in the urine. |
| PORPHYRIC | • porphyric adj. Pertaining to porphyry. • porphyric adj. Pertaining to porphyria. • PORPHYRIC adj. relating to porphyria. |
| PORPHYRIN | • porphyrin n. (Organic chemistry) Any of a class of heterocyclic compounds containing pyrrole rings arranged in a… • PORPHYRIN n. any of a large group of red or purple crystalline pigments present in plant and animal tissues. |
| PORPHYRIO | • porphyrio n. A swamphen. • Porphyrio prop.n. A taxonomic genus within the family Rallidae – swamp hen. • PORPHYRIO n. any bird of the purple-coot genus Porphyrio. |
| THYRATRON | • thyratron n. (Electronics) Any of several types of thermoelectric valve once used as a high-speed switch. • THYRATRON n. a gas-filled valve with a heated cathode, able to carry very high currents. |
| THYREOIDS | • THYREOID n. a shield-shaped bone. |
| THYRISTOR | • thyristor n. (Electronics) A semiconductor diode having an extra "gate" terminal to switch it on. • THYRISTOR n. a thyratron-like solid-state semiconductor device. |
| THYROIDAL | • thyroidal adj. (Physiology) Of, pertaining to, or affecting the thyroid. • THYROIDAL adj. relating to the thyroid gland. |
| THYROXINE | • thyroxine n. (Biochemistry) A hormone (an iodine derivative of tyrosine), produced by the thyroid gland, that regulates… • THYROXINE n. an iodine compound, a hormone forming the active principle of the thyroid gland, also THYROXIN. |
| THYROXINS | • thyroxins n. Plural of thyroxin. • THYROXIN n. an iodine compound, a hormone forming the active principle of the thyroid gland, also THYROXINE. |