| HIPPIEDOMS | • HIPPIEDOM n. the world of the hippie, also HIPPYDOM. |
| HIPPODAMES | • hippodames n. Plural of hippodame. • HIPPODAME n. (Spenser) a fabulous sea monster. |
| HIPPOMANES | • hippomanes n. (Obsolete) An ancient love philter obtained from a mare or foal. • HIPPOMANES n. an ancient philtre obtained from a mare or foal. |
| HYPOMORPHS | • hypomorphs n. Plural of hypomorph. • HYPOMORPH n. a mutant gene but having a similar but weaker effect than the corresponding wild-type gene. |
| MESOHIPPUS | • Mesohippus prop.n. A taxonomic genus within the family Equidae – an extinct horse of the Early Oligocene. • MESOHIPPUS n. an extinct mammal of the Horse family. |
| MUDHOPPERS | • mudhoppers n. Plural of mudhopper. • MUDHOPPER n. a fish of mud flats and mangrove swamps, also MUDSKIPPER. |
| OOMPAHPAHS | • OOMPAHPAH n. an imitation of the sound of a tuba. |
| PANSOPHISM | • pansophism n. Pansophy. • pansophism n. (Historical) The 17th-century movement of the pansophists, who wished to organize all human knowledge. • PANSOPHISM n. the claim to know everything. |
| PARAMORPHS | • paramorphs n. Plural of paramorph. • PARAMORPH n. a pseudomorph formed by a change in molecular structure without change of chemical composition. |
| PEMPHIGOUS | • pemphigous adj. Relating to pemphigus. • PEMPHIGOUS adj. relating to pemphigus, a skin disease, characterized by the development of blebs upon different part of the body, also PEMPHIGOID. |
| PERIMORPHS | • perimorphs n. Plural of perimorph. • PERIMORPH n. a crystal of one species enclosing one of another species. |
| POLYMORPHS | • polymorphs n. Plural of polymorph. • POLYMORPH n. a substance capable of crystallizing in several distinct forms called allomorphs. |
| PROPHETISM | • prophetism n. The work of prophets; prophecy. • PROPHETISM n. the actions of a prophet or prophets. |
| PSAMMOPHIL | • PSAMMOPHIL n. a sand-loving plant, also PSAMMOPHILE. |
| PSYCHOPOMP | • psychopomp n. (Religion) A spirit, deity, person, etc., who guides the souls of the dead to the afterlife. • PSYCHOPOMP n. a guide of souls, one who escorts the soul of a newly-deceased to the afterlife. |
| PUMPHOUSES | • pumphouses n. Plural of pumphouse. • pump␣houses n. Plural of pump house. • PUMPHOUSE n. a building in which are housed pumps that supply e.g. an irrigation system. |