| ASPIDIUM | • aspidium n. (Dated, countable) Synonym of dryopteris: a genus of ferns or a member of the genus, including the male fern. • aspidium n. (Dated, medicine, uncountable) A vermifuge prepared from the dried male fern. • ASPIDIUM n. (Greek) a type of fern. |
| GUIMPING | • GUIMP v. to trim with yarn, also GIMP, GYMP. |
| IMPERIUM | • imperium n. Supreme power; dominion. • imperium n. The right to command the force of the state; sovereignty. • IMPERIUM n. (Latin) empire, absolute power. |
| IMPLUVIA | • impluvia n. Plural of impluvium. • IMPLUVIUM n. (Latin) a rain water receptacle in Roman houses. |
| IMPUNITY | • impunity n. (Countable, law) Exemption from punishment. • impunity n. (Uncountable) Freedom from punishment or retribution; security from any reprisal or injurious consequences… • IMPUNITY n. exemption from penalty. |
| IMPURITY | • impurity n. The condition of being impure; because of contamination, pollution, adulteration or insufficient purification. • impurity n. A component or additive that renders something else impure. • impurity n. A state of immorality or sin; especially the weakness of the flesh: inchastity. |
| IMPUTING | • imputing v. Present participle of impute. • IMPUTE v. to reckon or take into account. |
| OPIUMISM | • opiumism n. (Dated) opium addiction. • OPIUMISM n. opium addiction. |
| PERIDIUM | • peridium n. (Mycology) The outer layer that covers the spore-bearing organ in many fungi. • PERIDIUM n. the outer coating of the spore carrier of a fungus. |
| PICHURIM | • PICHURIM n. (Tupi) a South American tree of the laurel family. |
| PUGILISM | • pugilism n. Fighting with fists. • PUGILISM n. the art of fighting with the fists. |
| PUMICING | • pumicing v. Present participle of pumice. • PUMICE v. to polish with a porous volcanic rock. |
| PUMICITE | • pumicite n. A fine-grained pumice-like volcanic ash. • PUMICITE n. a porous volcanic rock. |
| PYGIDIUM | • pygidium n. (Zoology) The caudal plate of trilobites, crustacea, and certain insects. • PYGIDIUM n. in trilobites, the posterior division of the body, formed by fusion of the telson with one or more posterior pleurae. |
| PYXIDIUM | • pyxidium n. (Botany) A seed capsule in the form of a box, the seeds being released when the top splits off. • PYXIDIUM n. a capsule that opens by a transverse circular split. |
| SILPHIUM | • silphium n. (Historical) A plant, thought to be extinct, used in Ancient Greece and Ancient Rome in cooking and… • Silphium prop.n. A taxonomic genus within the family Asteraceae – rosinweed. • SILPHIUM n. (Latin) a plant imported by the Greeks from Cyrenaica and used as a foodstuff and in medicine. |
| UMPIRING | • umpiring v. Present participle of umpire. • UMPIRE v. to rule on the plays in a game. |