9-letter words containing o, p, a, h
- phenogram — a diagram depicting taxonomic relationships among organisms based on overall similarity of many characteristics without regard to evolutionary history or assumed significance of specific characters: usually generated by computer.
- phenolate — Also called phenoxide. a salt of phenol, as sodium phenolate, C 6 H 5 ONa.
- phenomena — a plural of phenomenon.
- philomath — a person who enjoys learning new facts and acquiring new knowledge
- philomela — the nightingale.
- philopena — a custom, presumably of German origin, in which two persons share the kernels of a nut and determine that one shall receive a forfeit from the other at a later time upon the saying of a certain word or the performance of a certain action.
- phoenicia — an ancient kingdom on the Mediterranean, in the region of modern Syria, Lebanon, and Israel.
- pholidota — the order comprising the pangolins.
- phonathon — a campaign to solicit funds or support in which volunteers make phone calls to prospective donors or supporters.
- phonation — 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.
- 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.
- phone tag — telephone tag.
- phone tap — an instance of listening secretly, usually illegally, to someone's phone conversations using special electronic equipment
- phonecard — calling card (def 3).
- phonogram — a unit symbol of a phonetic writing system, standing for a speech sound, syllable, or other sequence of speech sounds without reference to meaning.
- phony war — (in wartime) a period of apparent calm and inactivity, esp the period at the beginning of World War II
- phosphate — Chemistry. (loosely) a salt or ester of phosphoric acid. a tertiary salt of orthophosphoric acid, as sodium phosphate.
- photalgia — pain, as in an eye, that is caused by intensity of light.
- photocall — a time arranged for photographers, esp press photographers, to take pictures of a celebrity, the cast of a play, etc, usually for publicity purposes
- photocard — A photocard is a card with a person's photograph on it, which they can use to prove who they are.
- photogram — a silhouette photograph made by placing an object directly on sensitized paper and exposing it to light.
- photomask — an opaque image on a transparent plate that is used to filter light so the image can be transferred, used in photolithography applications
- photoplay — a motion-picture scenario; screenplay.
- photopsia — a rare disease of the eye's retina that results in the perception of flashes of light
- photoscan — to study the distribution of a radioactive isotope or radiopaque dye in (a body organ or part) through the use of x-rays.
- photostat — a camera for making facsimile copies of documents, drawings, etc., in the form of paper negatives on which the positions of lines, objects, etc., in the originals are maintained.
- 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.
- pistachio — the nut of a Eurasian tree, Pistacia vera, of the cashew family, containing an edible, greenish kernel.
- playdough — children's modelling clay
- playhouse — a theater.
- plekhanov — Georgi (or Georgy) Valentinovich [gyi-awr-gyee-vuh-lyin-tyee-nuh-vyich] /gyɪˈɔr gyi və lyɪnˈtyi nə vyɪtʃ/ (Show IPA), 1857–1918, Russian philosopher and leader of the Mensheviks.
- ploughman — A ploughman is a man whose job it is to plough the land, especially with a plough pulled by horses or oxen.
- plowshare — the cutting part of the moldboard of a plow; share.
- poachable — able to be poached
- podotheca — the horny integument covering unfeathered portions of the legs and toes of most birds.
- polemarch — (in ancient Greece) a civilian official, originally a supreme general
- 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.
- polymathy — learning in many fields; encyclopedic knowledge.
- polyphagy — an insatiable appetite
- polyphase — having more than one phase.
- ponograph — an instrument for graphically recording pain or muscular fatigue.
- pool hall — poolroom (def 1).
- poppyhead — a finial or other ornament, often richly carved, as the top of the upright end of a bench or pew.
- porchetta — Italian boneless stuffed pork cut from a whole roast pig
- porphyria — a defect of blood pigment metabolism in which porphyrins are produced in excess, are present in the blood, and are found in the urine.