| ANEURYSMS | • aneurysms n. Plural of aneurysm. • ANEURYSM n. dilatation of an artery, also ANEURISM. |
| BURRAMYSES | • BURRAMYS n. a rare pigmy possum from Australia. |
| CHRYSANTHEMUMS | • chrysanthemums n. Plural of chrysanthemum. • CHRYSANTHEMUM n. any of several cultivated plants of the Chrysanthemum genus, with colourful double flower-heads. |
| EMPYREUMATISES | • EMPYREUMATISE v. to render empyreumatic, also EMPYREUMATIZE. |
| HEDYSARUMS | • hedysarums n. Plural of hedysarum. • HEDYSARUM n. a leguminous plant of the genus Hedysarum including both poisonous species and those with edible roots, e.g. licorice root. |
| 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. |
| HYPERSTIMULATES | • hyperstimulates v. Third-person singular simple present indicative form of hyperstimulate. • HYPERSTIMULATE v. to stimulate excessively. |
| HYPERURBANISMS | • hyperurbanisms n. Plural of hyperurbanism. • HYPERURBANISM n. use of hypercorrect forms in language. |
| LARYNGISMUSES | • LARYNGISMUS n. spasm of the larynx. |
| MEASURELESSLY | • measurelessly adv. In a measureless manner. • MEASURELESS adv. having no observable limit. |
| NURSERYMAIDS | • nurserymaids n. Plural of nurserymaid. • NURSERYMAID n. one employed to look after small children. |
| PARAMYXOVIRUSES | • paramyxoviruses n. Plural of paramyxovirus. • PARAMYXOVIRUS n. any of a group of viruses which includes the mumps and measles viruses. |
| POLYOMAVIRUSES | • polyomaviruses n. Plural of polyomavirus. |
| PRASEODYMIUMS | • praseodymiums n. Plural of praseodymium. • PRASEODYMIUM n. a chemical element, a metal with green salts, isolated from the once-supposed element didymium. |
| PROSENCHYMATOUS | • prosenchymatous adj. Relating to the prosenchyma. • PROSENCHYMATOUS adj. relating to prosenchyma, supporting plant tissue containing little protoplasm. |
| PSEUDOMARTYRS | • pseudomartyrs n. Plural of pseudomartyr. • PSEUDOMARTYR n. a false martyr. |
| QUARRYMASTERS | • quarrymasters n. Plural of quarrymaster. • QUARRYMASTER n. one in charge of a quarry. |
| SARCENCHYMATOUS | • sarcenchymatous adj. Relating to sarcenchyme. • SARCENCHYMATOUS adj. of or like a sarcenchyme, a soft tissue of sponges with close-packed cells and reduced gelatinous matrix. |