| ACUPOINTS | • acupoints n. Plural of acupoint. • ACUPOINT n. an acupuncture site. |
| EUPHONIAS | • euphonias n. Plural of euphonia. • EUPHONIA n. an agreeable sound, also EUPHONY. |
| IONOPAUSE | • ionopause n. The boundary layer of the ionosphere, where it meets the mesosphere or exosphere. • IONOPAUSE n. the region of the earth's atmosphere at the outer limit of the ionosphere. |
| OPHIURANS | • ophiurans n. Plural of ophiuran. • OPHIURAN n. a member of the Ophiura genus of brittle-stars or sand-stars, also OPHIURA, OPHIURID, OPHIUROID. |
| OUTPAINTS | • outpaints v. Third-person singular simple present indicative form of outpaint. • OUTPAINT v. to surpass in painting. |
| PINACEOUS | • pinaceous adj. (Botany) Belonging to the family Pinaceae of conifers. • PINACEOUS adj. relating to the Pinaceae, a family of conifers including pines, firs, spruces and larch. |
| PLATINOUS | • platinous adj. (Inorganic chemistry) Containing divalent platinum. • PLATINOUS adj. of or containing platinum in the divalent state. |
| POULAINES | • poulaines n. Plural of poulaine. • POULAINE n. a pointy toed shoe as worn by jesters. |
| PULSATION | • pulsation n. The regular throbbing of the heart, an artery etc. in a living body; the pulse. • pulsation n. Any rhythmic beating, throbbing etc. • pulsation n. (Now rare) Physical striking; a blow. |
| PUPATIONS | • pupations n. Plural of pupation. • PUPATION n. the act of becoming a pupa. |
| RAINSPOUT | • rainspout n. A spout through which rainwater can drain from the roof of a building, etc. • RAINSPOUT n. a gutter, a downspout. |
| SUBTOPIAN | • subtopian adj. Of or pertaining to subtopia. • SUBTOPIAN adj. of or like subtopia, the suburbs of a city. |
| SUPINATOR | • supinator n. (Anatomy) Any muscle that aids supination. • SUPINATOR n. a muscle which produces the motion of supination. |
| UNIPAROUS | • uniparous adj. (Zoology) Producing a single egg or offspring at one time. • uniparous adj. (Medicine) Primiparous. • uniparous adj. (Botany) Having a cluster of flowers that form a single axis at each branching. |
| UPSOARING | • upsoaring v. Present participle of upsoar. • UPSOAR v. to soar upward. |
| USUCAPION | • usucapion n. The acquisition of right or title to an object by means of the passage of time. The common law analogue… • USUCAPION n. the acquisition of a property through long usage, also USUCAPTION. |