| DOXYCYCLINE | • doxycycline n. (Pharmacology) A broad-spectrum antibiotic C22H24N2O8 of the tetracycline class, which has a long half-life… • DOXYCYCLINE n. a broad-spectrum tetracycline antibiotic with potent antibacterial activity that is often taken by travelers to prevent diarrhea. |
| HYDROXYLASE | • hydroxylase n. (Biochemistry) Any of several enzymes that catalyze the oxidation of compounds by the introduction of hydroxyl groups. • HYDROXYLASE n. any of a group of enzymes that catalyze oxidation reactions. |
| HYDROXYLATE | • hydroxylate v. (Organic chemistry) To introduce a hydroxyl group into a compound. • HYDROXYLATE v. to introduce hydroxyl into. |
| HYDROXYUREA | • hydroxyurea n. (Organic chemistry) The hydroxylated derivative of urea, NH2CO-NHOH, used as an antineoplastic drug;… • HYDROXYUREA n. a drug used to treat some forms of leukemia, melanoma, and malignant tumors. |
| HYDROXYZINE | • hydroxyzine n. (Pharmacology) A first-generation antihistamine of the piperazine class, used as an antihistamine, antiemetic… • HYDROXYZINE n. a compound used as an antihistamine and tranquilizer. |
| HYPOPHARYNX | • hypopharynx n. (Anatomy) bottom part of the pharynx, the part of the throat that connects to the esophagus. • HYPOPHARYNX n. an appendage or thickened fold on the floor of the mouth of many insects that resembles a tongue. |
| MONOHYDROXY | • monohydroxy n. (Organic chemistry, in combination) Having a single hydroxy group in a molecule. E.g. a monool is monohydroxy/monohydri… • MONOHYDROXY adj. containing one hydroxyl group in the molecule. |
| MYXOMYCETES | • myxomycetes n. Plural of myxomycete. • Myxomycetes prop.n. A taxonomic class within the phylum Amoebozoa – Myxogastrea. • MYXOMYCETE n. slime mould. |
| OXYHYDROGEN | • oxyhydrogen adj. Of, or using a mixture of, hydrogen and oxygen. • oxyhydrogen n. (Chemistry) A potentially explosive mixture of hydrogen and oxygen. • oxy-hydrogen n. Alternative spelling of oxyhydrogen. |
| OXYRHYNCHUS | • oxyrhynchus n. (Ichthyology) a fish with a pointed snout. • oxyrhynchus n. (Ichthyology) Mormyrus kannume. • Oxyrhynchus prop.n. A city in Egypt. |
| POLYHYDROXY | • polyhydroxy adj. (Organic chemistry) Having three or more hydroxy functional groups. • POLYHYDROXY adj. containing more than one hydroxyl group in the molecule. |
| PYROXYLINES | • PYROXYLINE n. any of the nitrocelluloses, also PYROXYLE, PYROXYLIN. |