12-letter words containing o, p, y
- heterotrophy — The state of being a heterotroph.
- hickory pine — bristlecone pine.
- hieroglyphic — Also, hieroglyphical. designating or pertaining to a pictographic script, particularly that of the ancient Egyptians, in which many of the symbols are conventionalized, recognizable pictures of the things represented.
- high polymer — a polymer composed of a large number of monomers.
- hire company — a company that hires things out to people
- holiday camp — In Britain, a holiday camp is a place which provides holiday accommodation and entertainment for large numbers of people.
- holy picture — a picture of a person or thing that is of religious importance
- homeotherapy — therapy for a disease by means of an agent that is similar to but not identical with the causative agent of the disease.
- honeycreeper — any of several small, usually brightly colored birds, related to the tanagers and wood warblers, of tropical and semitropical America.
- horned poppy — any of several Eurasian papaveraceous plants of the genera Glaucium and Roemeria, having large brightly coloured flowers and long curved seed capsules
- horseplayers — Plural form of horseplayer.
- hyannis port — a town in SE Massachusetts, on Nantucket Sound: summer resort.
- hydnocarpate — a salt or ester of hydnocarpic acid.
- hydrocephaly — an accumulation of serous fluid within the cranium, especially in infancy, due to obstruction of the movement of cerebrospinal fluid, often causing great enlargement of the head; water on the brain.
- hydrographer — the science of the measurement, description, and mapping of the surface waters of the earth, with special reference to their use for navigation.
- hydrographic — the science of the measurement, description, and mapping of the surface waters of the earth, with special reference to their use for navigation.
- hydromorphic — of or relating to soil having characteristics that are developed when there is excess water all or part of the time.
- hydrophilite — a white mineral consisting of potassium and calcium
- hydrophilous — pollinated by the agency of water.
- hydroplaning — a seaplane.
- hydrosalpinx — A distally blocked Fallopian tube filled with serous or clear fluid.
- hydrotherapy — the branch of therapeutics that deals with the curative use of water.
- hydrotropism — oriented growth in response to water.
- hygrographic — of or relating to a hygrograph
- hygrophilous — a plant that thrives in wet or very moist ground.
- hylomorphism — the theory that every physical object is composed of two principles, an unchanging prime matter and a form deprived of actuality with every substantial change of the object.
- hymenoplasty — (medicine) Plastic surgery affecting a woman's hymen, usually involving reconstruction to the unbroken condition ordinarily characteristic of virginity.
- hymenopteran — hymenopterous.
- hymenopteron — hymenopteran.
- hypapophysis — (anatomy) A process, or other element, of a vertebra developed from the ventral side of the centrum.
- hyper-social — relating to, devoted to, or characterized by friendly companionship or relations: a social club.
- hyperarousal — A state of heightened psychological and physiological tension resulting in reduced pain tolerance, anxiety, excessive response to sensory stimulation, insomnia, and fatigue.
- hyperbolical — having the nature of hyperbole; exaggerated.
- hyperbolised — to use hyperbole; exaggerate.
- hyperbolized — Simple past tense and past participle of hyperbolize.
- hyperboloids — Plural form of hyperboloid.
- hyperchaotic — Of or pertaining to hyperchaos.
- hyperchromic — (physics, chemistry) Describing an increase in the intensity of a spectral band due to a change in the molecular environment.
- hypercoaster — Megacoaster.
- hypercomplex — (mathematics) Describing any of several types of higher-dimensional numbers having some characteristics of complex numbers.
- hypercorrect — overly correct; excessively fastidious; fussy: hypercorrect manners.
- hyperfiction — nonlinear fiction created in electronic hypertext form and containing multiple plot developments, endings, etc., that can be evoked interactively.
- hyperflexion — Anatomy. the act of bending a limb. the position that a limb assumes when it is bent.
- hyperidrosis — excessive or abnormal sweating
- hyperlogical — reasoning in accordance with the principles of logic, as a person or the mind: logical thinking.
- hypermetropy — Dated form of hypermetropia.
- hyperosmolar — Of, pertaining to, or as a result of hyperosmolarity.
- hyperostosis — abnormal development of bony tissue.
- hyperreactor — a person who behaves in a hyperreactive manner
- hypersarcoma — a growth of proud or fungous flesh