| EXECUTORSHIPS | • executorships n. Plural of executorship. • EXECUTORSHIP n. the office of executor. |
| EXHEREDATIONS | • exheredations n. Plural of exheredation. • EXHEREDATION n. the act of exheredating, disinheriting. |
| EXHIBITIONERS | • exhibitioners n. Plural of exhibitioner. • EXHIBITIONER n. a university student who has been awarded an exhibition at a university. |
| EXOTHERMICITY | • exothermicity n. (Chemistry, physics, uncountable) The quality or state of being exothermic. • exothermicity n. (Countable) The release of heat during an exothermic reaction. • EXOTHERMICITY n. the state of being exothermic. |
| EXTINGUISHERS | • extinguishers n. Plural of extinguisher. • EXTINGUISHER n. a device that extinguishes. |
| EXTREMOPHILES | • extremophiles n. Plural of extremophile. • EXTREMOPHILE n. an organism that lives under extreme environmental conditions. |
| HETEROSEXISMS | • heterosexisms n. Plural of heterosexism. • HETEROSEXISM n. the belief that homosexuality is a perversion. |
| HETEROSEXISTS | • heterosexists n. Plural of heterosexist. • HETEROSEXIST n. one who believes that homosexuality is a perversion. |
| HEXACTINELLID | • hexactinellid n. Any of the many sponges of class Hexactinellida, which have hexactine spicules; a glass sponge. • HEXACTINELLID n. a kind of six-rayed sponge. |
| HEXAMETHONIUM | • hexamethonium n. (Pharmacology) Synonym of hexamethonium bromide. • HEXAMETHONIUM n. either of two compounds used as ganglionic blocking agents in the treatment of hypertension. |
| HEXAMETRISING | • HEXAMETRISE v. to put into hexameters, also HEXAMETRIZE. |
| HEXAMETRIZING | • hexametrizing v. Present participle of hexametrize. • HEXAMETRIZE v. to put into hexameters, also HEXAMETRISE. |
| INEXHAUSTIBLE | • inexhaustible adj. Impossible to exhaust; unlimited. • INEXHAUSTIBLE adj. not exhaustible. |
| XANTHOPTERINE | • xanthopterine n. Alternative form of xanthopterin. • XANTHOPTERINE n. a yellow pigment obtainable from the wings of yellow butterflies and the urine of mammals, also XANTHOPTERIN. |