| ASEPTICISMS | • ASEPTICISM n. aseptic treatment. |
| EMPTINESSES | • emptinesses n. Plural of emptiness. • EMPTINESS n. the state of being empty. |
| HIPSTERISMS | • hipsterisms n. Plural of hipsterism. • HIPSTERISM n. the state of being a hipster, a person who knows and appreciates up-to-date jazz. |
| MASSPRIESTS | • mass␣priests n. Plural of mass priest. • MASSPRIEST n. a priest retained in chantries to say masses for the dead. |
| MASTERSHIPS | • masterships n. Plural of mastership. • MASTERSHIP n. the state or office of a master. |
| PALIMPSESTS | • palimpsests n. Plural of palimpsest. • palimpsests v. Third-person singular simple present indicative form of palimpsest. • PALIMPSEST n. writing material (as a parchment or tablet) used one or more times. |
| PASSIMETERS | • passimeters n. Plural of passimeter. • PASSIMETER n. a machine for issuing automatic tickets. |
| PASTEURISMS | • PASTEURISM n. a method of treatment, devised by Pasteur, for preventing certain diseases, as hydrophobia, by successive inoculations with an attenuated virus of gradually increasing strength. |
| PESSIMISTIC | • pessimistic adj. Marked by pessimism and little hopefulness; expecting the worst. • pessimistic adj. Pertaining to the worst-case scenario. • pessimistic adj. (Computing) Taking out exclusive locks on data to prevent conflicts with other processes that might modify it. |
| PRESBYTISMS | • PRESBYTISM n. presbyopia. |
| PRESENTISMS | • presentisms n. Plural of presentism. • PRESENTISM n. the practice of evaluating past events and people by present-day values. |
| PRESTISSIMO | • prestissimo adj. (Music) Extremely fast, the fastest possible tempo. • prestissimo adv. (Chiefly music) Very quickly. • PRESTISSIMO adj. (Italian) as quickly as possible. |
| SCEPTICISMS | • scepticisms n. Plural of scepticism. • SCEPTICISM n. the doctrine that no facts can be certainly known, also SKEPTICISM. |
| SEMIPOSTALS | • semipostals n. Plural of semipostal. • SEMIPOSTAL n. an issue of postage stamps the proceeds of which are donated to charity. |
| SEPARATISMS | • separatisms n. Plural of separatism. • SEPARATISM n. a belief in, movement for, or state of separation, also SEPARATIONISM. |
| SHIPMASTERS | • shipmasters n. Plural of shipmaster. • SHIPMASTER n. the master or commander of a ship other than a warship. |
| SKEPTICISMS | • skepticisms n. Plural of skepticism. • SKEPTICISM n. an undecided, inquiring state of mind, also SCEPTICISM. |
| SLIPSTREAMS | • slipstreams n. Plural of slipstream. • slipstreams v. Third-person singular simple present indicative form of slipstream. • SLIPSTREAM v. to drive in the slipstream of a vehicle. |
| SPINMASTERS | • spinmasters n. Plural of spinmaster. |
| SYMPATHISES | • sympathises v. Third-person singular simple present indicative form of sympathise. • SYMPATHISE v. to be in keeping, accord, or harmony, also SYMPATHIZE. |