| COMMONWEALTHS | • commonwealths n. Plural of commonwealth. • COMMONWEALTH n. the public or whole body of the people. |
| ENDOTHELIOMAS | • endotheliomas n. Plural of endothelioma. • ENDOTHELIOMA n. a tumour of the endothelia. |
| ETHANOLAMINES | • ethanolamines n. Plural of ethanolamine. • ETHANOLAMINE n. a colorless liquid amino alcohol used esp. as a solvent in the synthesis of detergents and in gas purification. |
| HAEMATOXYLINS | • haematoxylins n. Plural of haematoxylin. • HAEMATOXYLIN n. a dye obtained from logwood, also HEMATOXYLIN. |
| HAEMATOXYLONS | • HAEMATOXYLON n. any thorny leguminous tree of the genus Haematoxylon, esp. the logwood, of tropical America and SW Africa, the heartwood of which yields the dye haematoxylin. |
| HOMOLOGATIONS | • homologations n. Plural of homologation. • HOMOLOGATION n. confirmation, agreement. |
| INHALATORIUMS | • INHALATORIUM n. an institution or department for administering inhalations. |
| LACHRYMATIONS | • lachrymations n. Plural of lachrymation. • LACHRYMATION n. the secretion of tears, also LACRIMATION. |
| LIGHTHOUSEMAN | • lighthouseman n. The keeper of a lighthouse. • LIGHTHOUSEMAN n. one who keeps a lighthouse. |
| LOATHSOMENESS | • loathsomeness n. (Uncountable) The nature or property that gives rise to revulsion or inspires loathing. • loathsomeness n. (Countable) A loathsome thing. • LOATHSOME n. abhorrent, also LOTHSOME. |
| METALLOPHONES | • metallophones n. Plural of metallophone. • METALLOPHONE n. an instrument like a xylophone with metal bars, the hammers being operated by hand or by means of a keyboard. |
| METHAQUALONES | • methaqualones n. Plural of methaqualone. • METHAQUALONE n. a type of sedative, aka quaalude. |
| MONOTHALAMOUS | • monothalamous adj. (Botany) Whose spikelets are all similar. • monothalamous adj. (Zoology) Having a single chamber. • MONOTHALAMOUS adj. of an animal or protist, having a shell, test, or skeleton with a single chamber. |
| ORNITHOGALUMS | • ORNITHOGALUM n. a plant of a large genus of herbs of the family Liliaceae. |
| PHENOMENALIST | • phenomenalist n. One who subscribes to the philosophy of phenomenalism. • PHENOMENALIST n. an adherent of the philosophical doctrine of phenomenalism, that knowledge can only comprehend phenomena. |
| PHENTOLAMINES | • phentolamines n. Plural of phentolamine. • PHENTOLAMINE n. an adrenergic blocking agent used esp. in the diagnosis and treatment of hypertension due to pheochromocytoma. |
| SULFONMETHANE | • sulfonmethane n. (Organic chemistry) A sedative drug with chemical formula C7H16O4S2; acetone diethyl sulfone. • SULFONMETHANE n. (US) a colourless crystalline compound used medicinally as a hypnotic, also SULPHONMETHANE. |
| UNSMOTHERABLE | • unsmotherable adj. (Figurative) unquenchable. • UNSMOTHERABLE adj. that cannot be smothered. |