| HIPPOGRYPH | • hippogryph n. Alternative spelling of hippogriff. • HIPPOGRYPH n. a fabulous winged animal, half horse and half griffin, also HIPPOGRIFF. |
| HIPPOPHAGY | • hippophagy n. The eating of horsemeat. • HIPPOPHAGY n. feeding on horses. |
| HYPOMORPHS | • hypomorphs n. Plural of hypomorph. • HYPOMORPH n. a mutant gene but having a similar but weaker effect than the corresponding wild-type gene. |
| HYPOPHYGES | • HYPOPHYGE n. the curve where a column merges in its base or capital. |
| HYPOPHYSES | • hypophyses n. Plural of hypophysis. • HYPOPHYSIS n. the pituitary gland. |
| HYPOPHYSIS | • hypophysis n. (Anatomy) The pituitary gland. • hypophysis n. (Botany) The top cell of the suspensor in a dicot embryo, which will differentiate to form part of the root cap. • HYPOPHYSIS n. the pituitary gland. |
| HYPSOPHOBE | • HYPSOPHOBE n. a person suffering from hypsophobia, a fear of falling from high places. |
| HYPSOPHYLL | • hypsophyll n. (Botany) A bract or bracteole. • hypsophyll n. (Botany, archaic) Any of the flower parts derived from leaves, including petals, sepals, tepals, and bracts. • HYPSOPHYLL n. a bract. |
| PHILOSOPHY | • philosophy n. (Uncountable, originally) The love of wisdom. • philosophy n. (Uncountable) An academic discipline that seeks truth through reasoning rather than empiricism. • philosophy n. (Countable) A comprehensive system of belief. |
| PHOSPHORYL | • phosphoryl n. (Chemistry) the trivalent radical O=P≡. • PHOSPHORYL n. the radical PO, regarded as the typical nucleus of certain compounds. |
| PHOTOGLYPH | • PHOTOGLYPH n. photographic engraving. |
| PHOTOPHILY | • PHOTOPHILY n. the state of being photophilic, light-loving, turning towards the light. |
| PHOTOPHONY | • photophony n. The art or practice of using the photophone. • PHOTOPHONY n. the art or practice of using the photophone. |
| PHYTOPHAGY | • phytophagy n. (Zoology) The eating of plants. • PHYTOPHAGY n. of insects, feeding on plants. |
| PSYCHOPATH | • psychopath n. A person with a personality disorder indicated by a pattern of lying, cunning, manipulating, glibness… • psychopath n. (Figurative) A person with no moral conscience. • psychopath n. (Figurative) A person who perpetrates especially gruesome or bizarre violent acts. |