| DITRIGLYPHS | • ditriglyphs n. Plural of ditriglyph. • DITRIGLYPH n. a space for two triglyphs in the entablature between columns. |
| DYSARTHRIAS | • dysarthrias n. Plural of dysarthria. • DYSARTHRIA n. the impaired ability to articulate speech due to damage to the nervous system. |
| DYSRHYTHMIA | • dysrhythmia n. A disturbance to an otherwise normal biological rhythm, especially that of the heart. • DYSRHYTHMIA n. an abnormal rhythm. |
| DYSRHYTHMIC | • dysrhythmic adj. Having an unpleasing, irregular beat. • dysrhythmic adj. Having or relating to dysrhythmia. • DYSRHYTHMIC n. someone suffering from dysrhythmia. |
| DYSTROPHIAS | • dystrophias n. Plural of dystrophia. • DYSTROPHIA n. impaired or imperfect nutrition; any of several disorders in which there is wasting of muscle tissue, also DYSTROPHY. |
| DYSTROPHIES | • dystrophies n. Plural of dystrophy. • DYSTROPHY n. impaired or imperfect nutrition; any of several disorders in which there is wasting of muscle tissue, also DYSTROPHIA. |
| DYSTROPHINS | • dystrophins n. Plural of dystrophin. • DYSTROPHIN n. a protein essential to normal muscle function, found to be lacking in muscular dystrophy sufferers. |
| GOLDSMITHRY | • goldsmithry n. Archaic form of goldsmithery. • GOLDSMITHRY n. the craft of a goldsmith, also GOLDSMITHERY. |
| HYBRIDITIES | • hybridities n. Plural of hybridity. • HYBRIDITY n. the state of being hybrid, also HYBRIDISM. |
| HYDRASTINES | • HYDRASTINE n. a white poisonous alkaloid extracted from the roots of the goldenseal, which has been used in medicine to contract the uterus and arrest haemorrhage. |
| HYDRASTISES | • HYDRASTIS n. any of various Japanese and North American plants, such as goldenseal, having showy foliage and ornamental red fruits. |
| HYDROLOGIST | • hydrologist n. Someone who is skilled in or practises hydrology. • HYDROLOGIST n. an expert in hydrology. |
| HYDROSTATIC | • hydrostatic adj. (Physics) Of or relating to hydrostatics. • hydrostatic adj. Of or relating to fluids, especially to the pressure that they exert or transmit. • HYDROSTATIC adj. of or relating to fluids at rest or to the pressures they exert or transmit, also HYDROSTATICAL. |
| HYSTEROIDAL | • HYSTEROIDAL adj. like hysteria, also HYSTEROID. |
| PYRETHROIDS | • pyrethroids n. Plural of pyrethroid. • PYRETHROID n. any of various synthetic compounds related to the pyrethrins, and sharing their insecticidal properties. |
| STRYCHNINED | • STRYCHNINE v. to poison with strychnine, a very poisonous alkaloid obtained from the seeds of the nux vomica plant. |
| SWITCHYARDS | • switchyards n. Plural of switchyard. • SWITCHYARD n. an enclosed area for the switching facilities of a power station. |
| THYROIDITIS | • thyroiditis n. (Pathology) Inflammation of the thyroid gland. • THYROIDITIS n. inflammation of the thyroid. |
| TRIHYDRATES | • trihydrates n. Plural of trihydrate. • TRIHYDRATE n. a substance that contains three molecules of water. |
| UNBIRTHDAYS | • unbirthdays n. Plural of unbirthday. • UNBIRTHDAY n. a day other than one's birthday. |