| EXHILARATINGLY | • exhilaratingly adv. In a way that exhilarates. • EXHILARATING adv. EXHILARATE, to make cheerful and excited. |
| EXOTHERMICALLY | • exothermically adv. In an exothermic manner. • EXOTHERMIC adv. of a chemical reaction, giving out heat, also EXOTHERMAL. |
| HETEROSEXUALLY | • heterosexually adj. In a heterosexual way. • HETEROSEXUAL adv. attracted to the opposite sex. |
| HYDROEXTRACTOR | • hydroextractor n. A machine that uses a rotating drum to remove excess water from textiles. • HYDROEXTRACTOR n. a drying machine that works centrifugally. |
| HYDROXYAPATITE | • hydroxyapatite n. A basic calcium phosphate mineral that is the principal inorganic constituent of bone and teeth. • HYDROXYAPATITE n. a complex phosphate of calcium that occurs as a mineral and is the chief structural element of vertebrate bone. |
| HYDROXYLAMINES | • hydroxylamines n. Plural of hydroxylamine. • HYDROXYLAMINE n. a colorless odorless nitrogenous base that resembles ammonia in its reactions. |
| HYPERCATALEXES | • HYPERCATALEXIS n. the state of being hypercatalectic. |
| HYPERCATALEXIS | • hypercatalexis n. (Poetry) The addition of one or two syllables to the last foot of a verse. • HYPERCATALEXIS n. the state of being hypercatalectic. |
| HYPEREXCITABLE | • hyperexcitable adj. Unusually or excessively excitable. • HYPEREXCITABLE adj. excessively excitable. |
| HYPERPROSEXIAS | • HYPERPROSEXIA n. abnormal powers of perception, as in Australian aboriginal trackers. |
| HYPERSEXUALITY | • hypersexuality n. The desire for sexual activity at levels high enough to be considered clinically significant. • HYPERSEXUALITY n. the state of being hypersexual. |
| METHOXYFLURANE | • methoxyflurane n. (Pharmaceutical drugs) An inhalational anaesthetic of the 1960s and early 1970s, now largely abandoned… • METHOXYFLURANE n. a potent general anaesthetic administered as a vapor. |
| MORPHOSYNTAXES | • morphosyntaxes n. Plural of morphosyntax. • MORPHOSYNTAX n. the study of the interaction of morphology and syntax. |
| XEROPHYTICALLY | • xerophytically adv. As a xerophyte. • XEROPHYTIC adv. able to withstand drought. |