| GUMMOSITIES | • gummosities n. Plural of gummosity. • GUMMOSITY n. gumminess. |
| ILLUMINISMS | • illuminisms n. Plural of illuminism. • ILLUMINISM n. a belief in an inward spiritual light. |
| IMPALUDISMS | • IMPALUDISM n. a disease carried by insects affecting the inhabitants of marshy areas. |
| IRIDOSMIUMS | • IRIDOSMIUM n. a very hard corrosion-resistant white or grey natural alloy of osmium and iridium used esp. in pen nibs, also IRIDOSMINE, OSMIRIDIUM. |
| LUMINARISMS | • LUMINARISM n. painting that shows great mastery of light and shade. |
| MANUMISSION | • manumission n. Release from slavery or other legally sanctioned servitude; the giving of freedom; the act of manumitting. • MANUMISSION n. the act of manumitting; freeing from slavery. |
| MAUDLINISMS | • maudlinisms n. Plural of maudlinism. • MAUDLINISM n. tearful sentimentality, also MAUDLINNESS. |
| MEDIUMSHIPS | • mediumships n. Plural of mediumship. • MEDIUMSHIP n. being a medium. |
| MIMIVIRUSES | • mimiviruses n. Plural of mimivirus. • MIMIVIRUS n. a genus of virus, one of the largest and most complex known. |
| MISASSUMING | • misassuming v. Present participle of misassume. • MISASSUME v. to assume wrongly. |
| NUMISMATICS | • numismatics n. The study of coins, tokens, medals and paper money. • numismatics n. The study of coins. • numismatics n. The collecting of coins, tokens, medals and paper money. |
| NUMISMATIST | • numismatist n. One who studies and/or collects coins and/or currencies. • NUMISMATIST n. a coin collector. |
| OSMIRIDIUMS | • osmiridiums n. Plural of osmiridium. • OSMIRIDIUM n. a very hard corrosion-resistant white or grey natural alloy of osmium and iridium, also IRIDOSMINE, IRIDOSMIUM. |
| SHUNAMITISM | • shunamitism n. (Historical) The ancient practice of an old man sleeping with, but not necessarily having sex with… • SHUNAMITISM n. rejuvenation of an old man by a young woman. |
| SIMILLIMUMS | • SIMILLIMUM n. a remedy chosen for the symptoms it emulates. |
| SUBMINIMUMS | • subminimums n. Plural of subminimum. |
| SUMMARISING | • summarising v. Present participle of summarise. • SUMMARISE v. to make a summary of, also SUMMARIZE. |