| ALUMINIUMS | • aluminiums n. Plural of aluminium. • ALUMINIUM n. a light silvery malleable and ductile metallic element, also ALUMINUM, ALUMIUM. |
| BITUMINOUS | • bituminous adj. Of or pertaining to bitumen. • bituminous n. (Uncountable) Bituminous coal. • bituminous n. (Countable) A type or grade of bituminous coal. |
| CUPIDINOUS | • cupidinous adj. Characterized by or related to cupidity (greed, desire for wealth). • CUPIDINOUS adj. full of desire, amorous. |
| EUPHUISING | • euphuising v. Present participle of euphuise. • EUPHUISE v. to write in an affected literary style, also EUPHUIZE. |
| FULIGINOUS | • fuliginous adj. Pertaining to or resembling soot in such features as colour, texture or taste; sooty, dusky. • FULIGINOUS adj. sooty; having a dark or dusky color. |
| FUSULINIDS | • fusulinids n. Plural of fusulinid. • FUSULINID n. any of a family of extinct marine foraminifera. |
| GLUCINIUMS | • GLUCINIUM n. a former name for beryllium, also GLUCINUM. |
| HIRUDINOUS | • HIRUDINOUS adj. of or like hirudin, a substance present in the salivary glands of leeches, used as an anticoagulant. |
| INCAUTIOUS | • incautious adj. Careless, reckless, not exercising proper caution. • INCAUTIOUS adj. lacking in caution. |
| INIQUITOUS | • iniquitous adj. Wicked or sinful. • iniquitous adj. Morally objectionable. • INIQUITOUS adj. characterized by gross wickedness. |
| NIDIFUGOUS | • nidifugous adj. (Biology, of a bird) That leaves the nest shortly after hatching. • NIDIFUGOUS adj. leaving the nest soon after hatching. |
| NUTRITIOUS | • nutritious adj. (Of food or drink) Providing nutrients; healthy to eat. • nutritious adj. (Figurative) Salutary. • NUTRITIOUS adj. giving nourishment. |
| QUINQUINAS | • quinquinas n. Plural of quinquina. • QUINQUINA n. (Quechua) a tree yielding cinchona bark, from which quinine is made, also CHINACHINA, CINCHONA, KINA, KINAKINA, QUINA, QUINAQUINA. |
| RUBIGINOUS | • rubiginous adj. Alternative form of rubiginose. • RUBIGINOUS adj. rust-coloured, also RUBIGINOSE. |
| SIPUNCULID | • sipunculid n. (Zoology) Any member of the clade Sipuncula. • sipunculid n. (Zoology, uncommon) Any member of the family Sipunculidae, the peanut worms. • SIPUNCULID n. a kind of marine worm with a retractile proboscis, also SIPUNCULOID. |
| SUBMINIMUM | • subminimum adj. Below the normal minimum. • subminimum n. (Mathematics) A point or value below a minimum. |
| UBIQUITINS | • ubiquitins n. Plural of ubiquitin. • UBIQUITIN n. a type of polypeptide. |
| UNSLUICING | • unsluicing v. Present participle of unsluice. • UNSLUICE v. to let flow. |
| UNUTILISED | • unutilised adj. Alternative spelling of unutilized. • UNUTILISED adj. not utilised, also UNUTILIZED. |
| UREDINIUMS | • UREDINIUM n. a uredosorus, a sorus or pustule in which urediniospores are formed, also UREDIUM. |