| ALUMINIUMS | • aluminiums n. Plural of aluminium. • ALUMINIUM n. a light silvery malleable and ductile metallic element, also ALUMINUM, ALUMIUM. |
| COLUMBIUMS | • columbiums n. Plural of columbium. • COLUMBIUM n. a rare element of the vanadium group, now more commonly called niobium. |
| MANUBRIUMS | • manubriums n. Plural of manubrium. • MANUBRIUM n. (Latin) any handle-like structure. |
| MUGWUMPISH | • mugwumpish adj. (US, politics, slang) Resembling or characteristic of a mugwump. • MUGWUMPISH adj. like a mugwump. |
| MUGWUMPISM | • mugwumpism n. (US politics, slang) The acts and views of the mugwumps. • MUGWUMPISM n. being a mugwump. |
| MURMURINGS | • murmurings n. Plural of murmuring. • MURMURING n. the act of murmuring. |
| MUTUALISMS | • mutualisms n. Plural of mutualism. • MUTUALISM n. a belief in the mutual dependence of society and the individual. |
| NELUMBIUMS | • nelumbiums n. Plural of nelumbium. • NELUMBIUM n. (Tamil) a plant of the Nelumbium genus of waterlilies that includes the sacred lotus, also NELUMBO. |
| NUMMULINES | • nummulines n. Plural of nummuline. • NUMMULINE n. any of large fossil protozoans. |
| NUMMULITES | • nummulites n. Plural of nummulite. • Nummulites prop.n. A taxonomic genus within the family Nummulitidae. • NUMMULITE n. a fossil of the genus Nummulites and allied genera. |
| OUTSUMMING | • outsumming v. Present participle of outsum. • OUTSUM v. to outnumber. |
| SIMULACRUM | • simulacrum n. An image or representation. • simulacrum n. A faint trace or semblance. • SIMULACRUM n. (Latin) an image, a semblance, also SIMULACRE. |
| SUBMINIMUM | • subminimum adj. Below the normal minimum. • subminimum n. (Mathematics) A point or value below a minimum. |
| SUBOPTIMUM | • suboptimum adj. Suboptimal. • suboptimum n. A point or value below an optimum. • SUBOPTIMUM n. something that is less than optimal. |
| ULTIMATUMS | • ultimatums n. Plural of ultimatum. • ULTIMATUM n. (Latin) a last offer, or demand. |