| ANTHOXANTHIN | • anthoxanthin n. (Biochemistry) Any of a group of water-soluble flavonoid pigments found in plants. • ANTHOXANTHIN n. a yellow pigment in plants. |
| AXEROPHTHOLS | • AXEROPHTHOL n. vitamin A, a pale yellow crystalline substance, deficiency of which causes xerophthalmia. |
| ETHOXYETHANE | • ethoxyethane n. (Organic chemistry, systematic name) diethyl ether. • ETHOXYETHANE n. a type of ether, aka diethyl ether, an isomer of butanol. |
| EXOPHTHALMIA | • exophthalmia n. (Medicine) The protrusion of an eyeball so that the eyelids will not cover it, as a consequence of disease. • EXOPHTHALMIA n. a protrusion of the eyeballs. |
| EXOPHTHALMIC | • exophthalmic adj. Of, or relating to exophthalmos. • exophthalmic adj. Having prominent eyeballs. • EXOPHTHALMIC adj. pertaining to or marked by protrusion of eyeball. |
| EXOPHTHALMOS | • exophthalmos n. (Pathology) An abnormal protrusion of the eyeball from its socket. • EXOPHTHALMOS n. abnormal protrusion of the eyeball, also EXOPHTHALMUS. |
| EXOPHTHALMUS | • exophthalmus n. Alternative form of exophthalmos. • Exophthalmus prop.n. A taxonomic genus within the family Curculionidae – certain broad-nosed weevils. • EXOPHTHALMUS n. abnormal protrusion of the eyeball, also EXOPHTHALMOS. |
| HAPAXANTHOUS | • hapaxanthous adj. Being or relating to a hapaxanth. • HAPAXANTHOUS adj. monocarpous, also HAPAXANTHIC. |
| HEXAHYDRATED | • hexahydrated adj. Converted to a hexahydrate. • HEXAHYDRATED adj. like a hexahydrate, a chemical compound with six molecules of water. |
| HEXAHYDRATES | • hexahydrates n. Plural of hexahydrate. • HEXAHYDRATE n. a chemical compound with six molecules of water. |
| HEXASTICHONS | • HEXASTICHON n. a poem or stanza of six lines, also HEXASTICH. |
| HYPOXANTHINE | • hypoxanthine n. (Organic chemistry) A bicyclic heterocycle, 3,7-dihydropurin-6-one, that is an intermediate in the biosynthesis… • HYPOXANTHINE n. a purine base found in plant and animal tissues that yields xanthine on oxidation. |
| PHYCOXANTHIN | • phycoxanthin n. (Dated) A yellowish colouring matter found in certain algae. • PHYCOXANTHIN n. a yellow pigment found in diatoms, brown seaweeds etc. |
| XANTHOCHROIA | • xanthochroia n. (Pathology) A condition characterized by yellow patches on the skin. • XANTHOCHROIA n. yellowness of the skin. |
| XANTHOCHROIC | • xanthochroic adj. Pertaining to people or races with light hair and pale complexions. • XANTHOCHROIC adj. exhibiting xanthochroism, a condition in which all pigments other than yellow disappear, also XANTHOCHROOUS. |
| XANTHOCHROID | • xanthochroid adj. (Anthropology) Pertaining to the Xanthochroi; having fair hair and a pale complexion. • xanthochroid n. (Anthropology) A member of the Xanthochroi. • XANTHOCHROID n. a blond-haired and blue eyed person with fair white skin. |
| XANTHOPHYLLS | • xanthophylls n. Plural of xanthophyll. • XANTHOPHYLL n. a yellow carotenoid pigment found with chlorophyll in green plants and in egg yolks, also XANTHOPHYL. |