| ALEXIPHARMICS | • alexipharmics n. Plural of alexipharmic. • ALEXIPHARMIC n. an antidote to poison. |
| CANTHAXANTHIN | • canthaxanthin n. (Organic chemistry) A xanthophyll pigment found in many plants and animals. • CANTHAXANTHIN n. a naturally occurring carotenoid used esp. as a color additive for food, also CANTHAXANTHINE. |
| HEXACHLORIDES | • hexachlorides n. Plural of hexachloride. • HEXACHLORIDE n. a chloride containing six atoms of chlorine. |
| 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. |
| HIERACOSPHINX | • hieracosphinx n. A mythical beast found in Egyptian sculpture and European heraldry, being a lion with the head of a falcon. • HIERACOSPHINX n. in ancient Egyptian art, a hawk-headed sphinx. |
| HYDROXYACETIC | • HYDROXYACETIC adj. as in hydroxyacetic acid, another name for glycolic acid. |
| LEXICOGRAPHER | • lexicographer n. One who writes or compiles a dictionary. • LEXICOGRAPHER n. an author or editor of a dictionary. |
| LEXICOGRAPHIC | • lexicographic adj. Like a dictionary, relating to lexicography (the writing of a dictionary). • LEXICOGRAPHIC adj. relating to lexicography, also LEXICOGRAPHICAL. |
| LEXIGRAPHICAL | • lexigraphical adj. Misspelling of lexicographical. • LEXIGRAPHICAL adj. relating to lexigraphy, the art of the definition of words, also LEXIGRAPHIC. |
| PHYCOXANTHINS | • PHYCOXANTHIN n. a yellow pigment found in diatoms, brown seaweeds etc. |
| TACHYPHYLAXIS | • tachyphylaxis n. (Medicine) A rapidly decreasing response to a drug following administration of the initial doses. • TACHYPHYLAXIS n. very rapid development of tolerance or immunity to the effects of a drug. |
| TOXICOPHAGOUS | • TOXICOPHAGOUS adj. eating poison, also TOXIPHAGOUS. |
| TOXICOPHOBIAS | • TOXICOPHOBIA n. the morbid fear of poisoning, also TOXIPHOBIA. |
| XANTHOCHROIAS | • XANTHOCHROIA n. yellowness of the skin. |
| XANTHOCHROIDS | • xanthochroids n. Plural of xanthochroid. • XANTHOCHROID n. a blond-haired and blue eyed person with fair white skin. |
| XANTHOCHROISM | • xanthochroism n. Alternative form of xanthochromism. • XANTHOCHROISM n. a condition in which all skin pigments except yellow disappear. |
| XANTHOCHROMIA | • xanthochromia n. (Medicine) The yellowish appearance of cerebrospinal fluid that accompanies certain conditions, especially… • XANTHOCHROMIA n. any yellowish discoloration, esp. of the cerebrospinal fluid. |
| XEROPHTHALMIC | • xerophthalmic adj. Of or pertaining to xerophthalmia. • XEROPHTHALMIC adj. relating to xerophthalmia. |
| XYLOGRAPHICAL | • xylographical adj. Xylographic. • XYLOGRAPHICAL adj. relating to xylography, the art of making engravings on wood, also XYLOGRAPHIC. |