| CACOTOPIA | • cacotopia n. A dystopia; a worst possible world. • CACOTOPIA n. a state in which everything is as bad as it can be. |
| ECOTOPIAS | • ecotopias n. Plural of ecotopia. • ECOTOPIA n. an ecologically ideal region or type of society. |
| ISOTOPIES | • isotopies n. Plural of isotopy. • ISOTOPY n. the state of being an isotope. |
| OTOPLASTY | • otoplasty n. (Surgery) A procedure of plastic surgery used to change the appearance or shape of a person’s ears. • OTOPLASTY n. cosmetic surgery on the ears. |
| PHOTOPHIL | • photophil n. The phase of a two-phase circadian rhythm associated with light and expenditure of energy. • PHOTOPHIL n. an organism that seeks the light. |
| PHOTOPIAS | • PHOTOPIA n. vision in illumination similar to daylight, believed to involve chiefly the cones of the retina. |
| PHOTOPLAY | • photoplay n. A theatrical play that has been filmed for showing as a movie. • photoplay n. A novel adapted from a movie and illustrated with photographic stills taken from the film. Usage largely… • photoplay n. (Dated) A motion picture, especially a silent film. |
| PHOTOPSIA | • photopsia n. (Medicine) The presence of perceived flashes of light. • PHOTOPSIA n. the appearance of light flashes due to retinal irritation, also PHOTOPSY. |
| PROTOPODS | • protopods n. Plural of protopod. • PROTOPOD n. a part of a crustacean appendage. |
| SCOTOPHIL | • scotophil n. The phase of a two-phase circadian rhythm associated with dark and relaxation or regeneration. • SCOTOPHIL adj. liking darkness. |
| SCOTOPIAS | • SCOTOPIA n. (Greek) vision in dim light. |