| DARMSTADTIUMS | • DARMSTADTIUM n. an artificially produced radioactive element. |
| DICHROMATISMS | • dichromatisms n. Plural of dichromatism. • DICHROMATISM n. partial color blindness in which only two colors are perceptible. |
| DISSYMMETRIES | • dissymmetries n. Plural of dissymmetry. • DISSYMMETRY n. the absence of or the lack of symmetry. |
| ENDOMORPHISMS | • endomorphisms n. Plural of endomorphism. • ENDOMORPHISM n. metamorphism of cooling igneous rock; mapping a set into itself. |
| ENDOSMOMETERS | • endosmometers n. Plural of endosmometer. • ENDOSMOMETER n. an instrument for measuring osmosis into a solution. |
| ENDOTHERMISMS | • ENDOTHERMISM n. the formation of a chemical compound with the absorption of heat. |
| HUMDRUMNESSES | • HUMDRUMNESS n. the state of being humdrum. |
| IDIOMORPHISMS | • IDIOMORPHISM n. the state of being idiomorphic. |
| ISODIMORPHISM | • isodimorphism n. Isomorphism between the two forms severally of two dimorphous substances. • ISODIMORPHISM n. isomorphism between each of the two forms of a dimorphous substance and the corresponding forms of another dimorphous substance. |
| MISDEMEANOURS | • misdemeanours n. Plural of misdemeanour. • MISDEMEANOUR n. in UK formerly, a crime less serious than a felony, also MISDEMEANOR. |
| MITHRIDATISMS | • MITHRIDATISM n. immunity to poison by taking increasingly large doses. |
| MONORCHIDISMS | • MONORCHIDISM n. the state of being monorchid, having one testicle, also MONORCHISM. |
| POSTMODERNISM | • postmodernism n. Any style in art, architecture, literature, philosophy, etc., that reacts against an earlier modernist movement. • postmodernism n. An attitude of skepticism or irony toward modernist ideologies, often questioning the assumptions of… • POSTMODERNISM n. a movement succeeding modernism. |
| PRASEODYMIUMS | • praseodymiums n. Plural of praseodymium. • PRASEODYMIUM n. a chemical element, a metal with green salts, isolated from the once-supposed element didymium. |
| SEMIDIAMETERS | • semidiameters n. Plural of semidiameter. • SEMIDIAMETER n. half the diameter, esp. the angular diameter. |
| SLEDGEHAMMERS | • sledgehammers n. Plural of sledgehammer. • SLEDGEHAMMER n. a large hammer used e.g. for breaking rocks. |
| SUMMERSAULTED | • summersaulted v. Simple past tense and past participle of summersault. • SUMMERSAULT v. to perform a leap in which a person turns his heels over his head and lights upon his feet; a turning end over end, also SOMERSAULT, SOMERSET, SUMMERSET. |
| UNSYMMETRISED | • unsymmetrised adj. Made unsymmetrical. • UNSYMMETRISED adj. not symmetrised, also UNSYMMETRIZED. |