| BOUNDARYLESS | • boundaryless adj. Without a boundary or boundaries. |
| DISASTROUSLY | • disastrously adv. In a disastrous way. (Of the nature of a disaster; calamitously.) • DISASTROUS adv. attended by or causing suffering or disaster. |
| DISHARMONIOUSLY | • disharmoniously adv. In a disharmonious manner. • DISHARMONIOUS adv. lacking in harmony. |
| DISILLUSIONARY | • disillusionary adj. Causing disillusion. • DISILLUSIONARY adj. of or like disillusion. |
| DISQUISITIONARY | • disquisitionary adj. Pertaining to disquisition; disquisitional. • DISQUISITIONARY adj. of or like a disquisition, also DISQUISITIONAL, DISQUISITIVE, DISQUISITORY. |
| DISSUASORY | • dissuasory adj. Tending to dissuade. • DISSUASORY n. a dissuasive. |
| HYALURONIDASES | • hyaluronidases n. Plural of hyaluronidase. • HYALURONIDASE n. a mucolytic enzyme that facilitates the spread of fluids through tissues by lowering the viscosity of hyaluronic acid. |
| HYDROACOUSTICS | • hydroacoustics n. Any of various sciences and technologies dealing with sound transmitted through water. • HYDROACOUSTICS n. the study of sound travelling through water. |
| HYDROCEPHALUSES | • hydrocephaluses n. Plural of hydrocephalus. • HYDROCEPHALUS n. an accumulation of serous fluid within the cranial cavity, also HYDROCEPHALY. |
| HYDROMEDUSANS | • HYDROMEDUSAN n. a hydromedusa, also HYDROMEDUSA, HYDROMEDUSOID. |
| HYDROMEDUSAS | • hydromedusas n. Plural of hydromedusa. • HYDROMEDUSA n. a hydrozoan in its medusoid stage, also HYDROMEDUSAN, HYDROMEDUSOID. |
| HYDROSOMATOUS | • HYDROSOMATOUS adj. of or like hydrosomata. |
| HYDROSULPHATES | • hydrosulphates n. Plural of hydrosulphate. • HYDROSULPHATE n. any quaternary acid salt formed by addition of an organic base to sulphuric acid, such as aniline hydrosulphate. |
| HYPERFASTIDIOUS | • hyperfastidious adj. Extremely fastidious. • HYPERFASTIDIOUS adj. excessively fastidious. |
| PRASEODYMIUMS | • praseodymiums n. Plural of praseodymium. • PRASEODYMIUM n. a chemical element, a metal with green salts, isolated from the once-supposed element didymium. |
| PSEUDOMARTYRS | • pseudomartyrs n. Plural of pseudomartyr. • PSEUDOMARTYR n. a false martyr. |
| SLANDEROUSLY | • slanderously adv. In a slanderous manner; in a manner that causes slander; in a false and defamatory way. • SLANDEROUS adv. relating to slander. |
| SOUTHWESTWARDLY | • southwestwardly adv. Toward the southwest. • SOUTHWESTWARDLY adv. in a southwesterly direction. |
| SYNANDROUS | • synandrous adj. (Botany) Having stamen fused along both their filaments and anthers. • synandrous adj. (Botany, rare) Having stamens fused together in any way. • SYNANDROUS adj. having united stamens. |
| TYRANNOSAURIDS | • tyrannosaurids n. Plural of tyrannosaurid. |