| ARCHAEOPTERYX | • archaeopteryx n. Alternative spelling of archeopteryx. • Archaeopteryx prop.n. A taxonomic genus within the family Archaeopterygidae – known from fossils and widely accepted as the… • archæopteryx n. Rare spelling of archeopteryx. |
| CHLORHEXIDINE | • chlorhexidine n. (Pharmacology) A particular chemical antiseptic and bacteriostatic. • CHLORHEXIDINE n. an antiseptic compound used in skin cleansers, mouthwashes, etc. |
| 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. |
| EXTREMOPHILES | • extremophiles n. Plural of extremophile. • EXTREMOPHILE n. an organism that lives under extreme environmental conditions. |
| FLEXOGRAPHIES | • FLEXOGRAPHY n. a method of rotary letterpress printing using a resilient printing plate and solvent-based ink, used characteristically for printing on metal foil or plastic. |
| 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. |
| HETEROSEXUALS | • heterosexuals n. Plural of heterosexual. • HETEROSEXUAL n. a heterosexual person. |
| HEXACHLORIDES | • hexachlorides n. Plural of hexachloride. • HEXACHLORIDE n. a chloride containing six atoms of chlorine. |
| HEXAFLUORIDES | • hexafluorides n. Plural of hexafluoride. • HEXAFLUORIDE n. a chemical compound with the general formula XF6. |
| HYDROPEROXIDE | • hydroperoxide n. (Organic chemistry) any mono-substituted derivative of hydrogen peroxide - ROOH. • HYDROPEROXIDE n. a compound containing an O2H group. |
| HYPERPROSEXIA | • hyperprosexia n. (Medicine, rare) Excessive attention; an abnormal state in which a person concentrates on one thing… • HYPERPROSEXIA n. abnormal powers of perception, as in Australian aboriginal trackers. |
| LEXICOGRAPHER | • lexicographer n. One who writes or compiles a dictionary. • LEXICOGRAPHER n. an author or editor of a dictionary. |
| METHOTREXATES | • methotrexates n. Plural of methotrexate. • METHOTREXATE n. a drug used in the treatment of cancer. |
| ORTHOPYROXENE | • orthopyroxene n. (Mineralogy) Any pyroxene that forms orthorhombic crystals. • ORTHOPYROXENE n. a member of the pyroxene group of minerals having an orthorhombic crystal structure, such as enstatite and hypersthene. |
| PROPOXYPHENES | • propoxyphenes n. Plural of propoxyphene. • PROPOXYPHENE n. a narcotic analgesic structurally related to methadone but less addicting. |
| 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. |