| DRIVETHROUGHS | • drive-throughs n. Plural of drive-through. • DRIVETHROUGH n. a shop or restaurant designed so that customers can be served without leaving their cars. |
| HAIRSBREADTHS | • hairsbreadths n. Plural of hairsbreadth. • hairs'␣breadths n. Plural of hair’s breadth. • HAIRSBREADTH n. the breadth of a hair; a minute distance, also HAIRBREADTH. |
| HEMICHORDATES | • hemichordates n. Plural of hemichordate. • HEMICHORDATE n. a kind of marine worm. |
| HISTIOPHOROID | • HISTIOPHOROID adj. related to a genus of swordfish. |
| HYDRARTHROSIS | • hydrarthrosis n. (Medicine) An effusion of watery liquid into the cavity of a joint. • HYDRARTHROSIS n. swelling of a joint caused by the accumulation in it of watery fluid. |
| HYDROPATHISTS | • hydropathists n. Plural of hydropathist. • HYDROPATHIST n. one who treats with hydropathy. |
| HYDROPHILITES | • hydrophilites n. Plural of hydrophilite. • HYDROPHILITE n. native calcium chloride. |
| HYDROSULPHITE | • hydrosulphite n. Alternative spelling of hydrosulfite. • HYDROSULPHITE n. a salt of hydrosulphurous acid; esp. the sodium salt, used as a reagent. |
| HYPERTHYROIDS | • HYPERTHYROID n. one affected with hyperthyroidism. |
| HYPOTROCHOIDS | • hypotrochoids n. Plural of hypotrochoid. • HYPOTROCHOID n. the curve traced by a point on the radius, or radius produced, of a circle rolling within another circle. |
| OTHERWORLDISH | • otherworldish adj. (Rare) otherworldly. • OTHERWORLDISH adj. of, relating to, or resembling that of a world other than the actual world, also OTHERWORLDLY. |
| OVERWITHHOLDS | • overwithholds v. Third-person singular simple present indicative form of overwithhold. • OVERWITHHOLD v. to withhold excessively. |
| RHODOCHROSITE | • rhodochrosite n. (Mineralogy) A crystalline mineral composed mainly of manganese carbonate MnCO3. • RHODOCHROSITE n. manganese ore. |
| THIRDBOROUGHS | • thirdboroughs n. Plural of thirdborough. • THIRDBOROUGH n. (historical) an under-constable. |
| UNTHRIFTYHEDS | • UNTHRIFTYHED n. (Spenser) unthriftiness, also UNTHRIFTYHEAD. |
| XANTHOCHROIDS | • xanthochroids n. Plural of xanthochroid. • XANTHOCHROID n. a blond-haired and blue eyed person with fair white skin. |