9-letter words containing a, p, o, h, y
- hypobasis — the lowermost distinctively treated part of a base.
- hypoblast — the endoderm.
- hypocaust — a hollow space or system of channels in the floor or walls of some ancient Roman buildings that provided a central heating system by receiving and distributing the heat from a furnace.
- hypocracy — Misspelling of hypocrisy.
- hypoderma — hypodermis.
- hypomania — a mania of low intensity.
- hypomanic — Afflicted with a mild state of mania.
- hyponasty — increased growth along the lower surface of a plant or plant part, causing it to bend upward.
- hypophora — (rhetoric) A device in which the author poses a question which is in turn answered.
- hypopneas — Plural form of hypopnea.
- hypopnoea — Alternative spelling of hypopnea.
- hypospray — (science fiction) A kind of jet injector.
- hypostoma — Hypostome.
- hypotaxis — dependent relation or construction, as of clauses; syntactic subordination.
- hypotheca — (microbiology, planktology) The lower or posterior half of the theca of a thecate protist such as a diatom or dinoflagellate.
- hypotonia — An abnormal loss of muscle tone.
- hypoxemia — inadequate oxygenation of the blood.
- idiopathy — a disease not preceded or occasioned by any known morbid condition.
- kymograph — an instrument for measuring and graphically recording variations in fluid pressure, as those of the human pulse.
- lalopathy — any defect of speech.
- lymphomas — Plural form of lymphoma.
- mayorship — the chief executive official, usually elected, of a city, village, or town.
- mazopathy — mazopathia.
- monophagy — The feeding on a single type of food (e.g., a single plant species).
- myatrophy — myoatrophy.
- mycophagy — the eating of mushrooms
- myographs — Plural form of myograph.
- myomorpha — A major division of the rodents that includes the rats, mice, voles, hamsters, and their relatives.
- myopathic — Pertaining to myopathy.
- notaphily — the collecting of bank notes as a hobby.
- orography — the branch of physical geography dealing with mountains.
- overhappy — too happy
- pantyhose — (used with a plural verb) a one-piece, skintight garment worn by women, combining panties and stockings.
- pathogeny — the production and development of disease.
- pathology — the science or the study of the origin, nature, and course of diseases.
- pay phone — a public telephone requiring that the caller deposit coins or use a credit card to pay for a call.
- phagocyte — any cell, as a macrophage, that ingests and destroys foreign particles, bacteria, and cell debris.
- pharyngo- — pharynx
- phonatory — rapid, periodic opening and closing of the glottis through separation and apposition of the vocal cords that, accompanied by breath under lung pressure, constitutes a source of vocal sound.
- phony war — (in wartime) a period of apparent calm and inactivity, esp the period at the beginning of World War II
- photoplay — a motion-picture scenario; screenplay.
- phycocyan — a type of blue pigment or protein which is found in some algae
- phylakopi — an archaeological site on the Greek island of Melos, in the Cyclades group: excavations have revealed the remains of three successive ancient cities erected on a primitive Cycladic settlement.
- phytosaur — any armored, semiaquatic reptile of the extinct order Phytosauria, of the Mesozoic Era, resembling the crocodile but unrelated, having the nostrils high on the snout and with well-developed hind limbs suggestive of bipedal ancestors.
- playdough — children's modelling clay
- playhouse — a theater.
- polyantha — a type of clustering flower
- polyanthi — hybrid garden primroses
- polyarchy — a form of government in which power is vested in three or more persons.
- polygraph — an instrument for receiving and recording simultaneously tracings of variations in certain body activities.