| COLDHEARTEDLY | • coldheartedly adv. Alternative spelling of cold-heartedly. • cold-heartedly adv. In a cold-hearted manner. • COLDHEARTED adv. marked by lack of sympathy, interest, or sensitivity. |
| DEHYDROGENASE | • dehydrogenase n. (Biochemistry) Any of several enzymes that catalyze the removal of hydrogen (a proton) from biological compounds. • DEHYDROGENASE n. an enzyme that accelerates the removal of hydrogen from metabolites and its transfer to other substances. |
| DEHYDROGENATE | • dehydrogenate v. (Chemistry, transitive) To remove hydrogen from (a substance). • DEHYDROGENATE v. to remove the hydrogen from. |
| DEHYDROGENISE | • dehydrogenise v. Alternative spelling of dehydrogenize. • DEHYDROGENISE v. to remove hydrogen from, also DEHYDROGENIZE. |
| DEHYDROGENIZE | • dehydrogenize v. To dehydrogenate. • DEHYDROGENIZE v. to remove the hydrogen from, also DEHYDROGENISE. |
| DOWNHEARTEDLY | • downheartedly adv. In a downhearted manner. • down-heartedly adv. Alternative form of downheartedly. • DOWNHEARTED adv. downcast, dejected. |
| FORMALDEHYDES | • formaldehydes n. Plural of formaldehyde. • FORMALDEHYDE n. a formic aldehyde, formalin. |
| HYDROCHLORIDE | • hydrochloride n. (Chemistry) A compound of hydrochloric acid with an organic base such as an amine. • HYDROCHLORIDE n. a chemical complex composed of an organic base in association with hydrogen chloride. |
| HYDROCOLLOIDS | • hydrocolloids n. Plural of hydrocolloid. • HYDROCOLLOID n. a substance that yields a gel with water. |
| HYDRODYNAMICS | • hydrodynamics n. (Physics) The scientific study of fluids in motion. • HYDRODYNAMICS n. the study of movement in liquids, also HYDROMECHANICS. |
| HYDROMEDUSANS | • HYDROMEDUSAN n. a hydromedusa, also HYDROMEDUSA, HYDROMEDUSOID. |
| HYDROMEDUSOID | • HYDROMEDUSOID n. a hydromedusa, also HYDROMEDUSA, HYDROMEDUSAN. |
| HYDROPEROXIDE | • hydroperoxide n. (Organic chemistry) any mono-substituted derivative of hydrogen peroxide - ROOH. • HYDROPEROXIDE n. a compound containing an O2H group. |
| HYDROSULPHIDE | • hydrosulphide n. (Britain) Alternative spelling of hydrosulfide. • HYDROSULPHIDE n. a compound formed by action of hydrogen sulphide on a hydroxide. |
| THYROIDITIDES | • thyroiditides n. Plural of thyroiditis. • THYROIDITIS n. inflammation of the thyroid. |
| WRONGHEADEDLY | • wrongheadedly adv. In a wrongheaded manner. • wrong-headedly adv. Alternative spelling of wrongheadedly. • WRONGHEADED adv. stubborn in adherence to wrong opinion or principles. |