| APOLUNES | • apolunes n. Plural of apolune. • APOLUNE n. the point in the orbit of a body revolving round the moon that is farthest from the centre of the moon. |
| LISPOUND | • lispound n. (Historical) A unit of weight formerly used in the Baltic countries, varying between 17 and 19 pounds. • LISPOUND n. (Dutch) a varying weight, 12 to 34 pounds, used in Orkney and Shetland, also LISPUND. |
| LONGSPUR | • longspur n. A specific type of bird, of the genus Calcarius; it has a long claw on the hind toe of each foot. • LONGSPUR n. any of several North American buntings of the genus Calcarius. |
| NONUPLES | • nonuples n. Plural of nonuple. • NONUPLE n. a set of nine. |
| OUTPLANS | • outplans v. Third-person singular simple present indicative form of outplan. • OUTPLAN v. to surpass in planning. |
| PLEUSTON | • pleuston n. (Ecology) The organisms that live floating at the surface of water. • pleuston n. (Botany) Plants that live floating at the surface of water. • PLEUSTON n. organisms living in the thin surface layer of fresh water. |
| POUNDALS | • poundals n. Plural of poundal. • POUNDAL n. a unit of force, the force imparting to one pound mass an acceleration of one foot per second. |
| PULDRONS | • puldrons n. Plural of puldron. • PULDRON n. (obsolete) a shoulder-plate of a suit of armour, also PAULDRON, POULDRON. |
| PULMONES | • PULMO n. (Latin) a lung. |
| PULSIONS | • pulsions n. Plural of pulsion. • PULSION n. the act of driving forward; propulsion. |
| PULTOONS | • pultoons n. Plural of pultoon. • PULTOON n. (Hindi) an Indian regiment, also PULTUN, PULTAN, PULTON. |
| PURLOINS | • purloins v. Third-person singular simple present indicative form of purloin. • PURLOIN v. to steal; to filch. |
| SOUPLING | • SOUPLE v. to make supple. |
| SPOONFUL | • spoonful n. The amount that a spoon will hold, either level or heaped. • SPOONFUL n. as much as a spoon can hold. |
| SULPHONE | • sulphone n. (British spelling, chemistry) Alternative spelling of sulfone. • SULPHONE n. a sulfur compound, also SULFONE. |
| UNPOLISH | • unpolish v. (Transitive) To deprive of polish; to make impolite. • UNPOLISH v. to remove polish from. |
| UNSPOILT | • unspoilt adj. Not spoilt, decayed or corrupted. • UNSPOILT adj. not spoilt. |
| UNSPOOLS | • unspools v. Third-person singular simple present indicative form of unspool. • UNSPOOL v. to unwind from a small cylinder. |
| UPALONGS | • UPALONG n. a location away from a person or place. |
| UPSILONS | • upsilons n. Plural of upsilon. • UPSILON n. (Greek) a Greek letter, also YPSILON. |