| BODYBOARDINGS | • BODYBOARDING n. the sport of riding a surfboard that is shorter and blunter than a standard board. |
| 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. |
| DEHYDROGENISE | • dehydrogenise v. Alternative spelling of dehydrogenize. • DEHYDROGENISE v. to remove hydrogen from, also DEHYDROGENIZE. |
| DEPOLYMERISED | • depolymerised v. Simple past tense and past participle of depolymerise. • DEPOLYMERISE v. to break a large molecule into simpler ones that have the same basic formula, also DEPOLYMERIZE. |
| DISCREDITABLY | • discreditably adv. In a discreditable manner. • DISCREDITABLE adv. injurious to reputation. |
| DISORDINATELY | • disordinately adv. (Obsolete) inordinately. • DISORDINATE adv. not in order. |
| FORMALDEHYDES | • formaldehydes n. Plural of formaldehyde. • FORMALDEHYDE n. a formic aldehyde, formalin. |
| 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. |
| HYDROSULPHIDE | • hydrosulphide n. (Britain) Alternative spelling of hydrosulfide. • HYDROSULPHIDE n. a compound formed by action of hydrogen sulphide on a hydroxide. |
| MOLLYCODDLERS | • mollycoddlers n. Plural of mollycoddler. • MOLLYCODDLER n. one who mollycoddles. |
| THYROIDITIDES | • thyroiditides n. Plural of thyroiditis. • THYROIDITIS n. inflammation of the thyroid. |
| UNDERSTATEDLY | • understatedly adv. In an understated way. • UNDERSTATED adv. UNDERSTATE, to represent as less than is the case. |
| UNDERSTUDYING | • understudying v. Present participle of understudy. • UNDERSTUDY v. to act another's part or take over another's duties. |
| UNDISCERNEDLY | • undiscernedly adv. Without being discerned. • UNDISCERNED adv. not discerned. |
| UNDISTURBEDLY | • undisturbedly adv. Calmly; tranquilly; without disturbance. • UNDISTURBED adv. not disturbed. |