| AMPHETAMINES | • amphetamines n. Plural of amphetamine. • AMPHETAMINE n. a synthetic, potentially habit-forming drug used as an appetite suppressant and in the treatment of narcolepsy. |
| ANAMORPHISMS | • anamorphisms n. Plural of anamorphism. • ANAMORPHISM n. metamorphism of a rock in which complex minerals are formed from simpler ones. |
| GAMESMANSHIP | • gamesmanship n. The use of legal but unsporting tactics to gain an advantage over one’s opponent. • GAMESMANSHIP n. the art or practice of winning games by questionable expedients without actually violating the rules. |
| HELMSMANSHIP | • helmsmanship n. The role of helmsman. • HELMSMANSHIP n. the role or skill of helmsman. |
| IMPANELMENTS | • impanelments n. Plural of impanelment. • IMPANELMENT n. the act of impanelling. |
| IMPEACHMENTS | • impeachments n. Plural of impeachment. • IMPEACHMENT n. the act of impeaching. |
| MAINTOPMASTS | • maintopmasts n. Plural of maintopmast. • MAINTOPMAST n. the mast next above the lower mainmast. |
| MARKSMANSHIP | • marksmanship n. The ability to shoot accurately at a target. • MARKSMANSHIP n. the skill of a marksman. |
| MISPLACEMENT | • misplacement n. Bad placement. • MISPLACEMENT n. the act of misplacing. |
| MUNICIPALISM | • municipalism n. The condition of being municipal. • MUNICIPALISM n. concern for the interests of one's municipality; belief in municipal control. |
| NYMPHOMANIAS | • nymphomanias n. Plural of nymphomania. • NYMPHOMANIA n. sexual mania in females. |
| PANDEMONIUMS | • pandemoniums n. Plural of pandemonium. • PANDEMONIUM n. riotous uproar, also PANDAEMONIUM. |
| PANSPERMISMS | • PANSPERMISM n. the theory that life could be diffused through the universe by means of germs carried by meteorites, also PANSPERMATISM, PANSPERMIA, PANSPERMY. |
| PANTOMIMISTS | • pantomimists n. Plural of pantomimist. • PANTOMIMIST n. an actor or dancer in pantomimes. |
| PENTAMERISMS | • PENTAMERISM n. the condition of being pentamerous, having parts arranged in fives, also PENTAMERY. |
| PROGRAMMINGS | • programmings n. Plural of programming. • PROGRAMMING n. the act of making a program. |
| PROGYMNASIUM | • progymnasium n. In Germany, a classical school without the higher classes; a school preparatory to a gymnasium. • PROGYMNASIUM n. in Germany, a gymnasium for pupils up to age 16 only, at which university entrance qualifications are not obtainable. |
| SPERMAGONIUM | • spermagonium n. (Lichenology) Alternative spelling of spermogonium. • SPERMAGONIUM n. a receptacle in which spermatia are produced in some fungi and lichens. |
| TIMESTAMPING | • timestamping v. Present participle of timestamp. • time-stamping v. Present participle of time-stamp. • TIMESTAMP v. (of a computer) to add a record of the time of an event or transaction to (data). |