12-letter words containing t, y, r, o
- philanthropy — altruistic concern for human welfare and advancement, usually manifested by donations of money, property, or work to needy persons, by endowment of institutions of learning and hospitals, and by generosity to other socially useful purposes.
- photopolymer — a polymer or plastic that undergoes a change in physical or chemical properties when exposed to light.
- phototherapy — treatment of disease, especially of the skin, by means of light rays.
- phreatophyte — a long-rooted plant that absorbs its water from the water table or the soil above it.
- phrontistery — a place or establishment for thinking, studying, or learning
- physogastric — pertaining to the swollen, membranous abdomen of certain insects, especially termite and ant queens.
- phytographer — a botanist involved with plant description
- phytohormone — hormone (def 3).
- phytophthora — any of a group of fungi of the genus Phytophthora, which cause a serious plant disease, especially affecting apple and pear trees and potatoes.
- phytotherapy — the use of plants and plant products for medicinal purposes
- piet-my-vrou — a cuckoo, Notococcyx solitarius, having a red breast
- pityrosporum — a genus of fungi that live on the skin, esp that of the scalp and face, present in conditions such as dandruff and dermatitis
- play through — to pass another foursome or group with their permission, while playing a round of golf
- polycentrism — the doctrine that a plurality of independent centers of leadership, power, or ideology may exist within a single political system, especially Communism.
- polygraphist — an instrument for receiving and recording simultaneously tracings of variations in certain body activities.
- polyhistoric — relating to a polyhistor
- polyneuritis — inflammation of several nerves at the same time; multiple neuritis.
- polyoestrous — polyestrous.
- polyrhythmic — the simultaneous occurrence of sharply contrasting rhythms within a composition.
- polytriglyph — (in classical architecture) an intercolumniation of at least four triglyphs.
- polyurethane — a thermoplastic polymer containing the group NHCOO: used for padding and insulation in furniture, clothing, and packaging, and in the manufacture of resins for adhesives, elastomers, and fillers.
- port moresby — an independent republic in the W Pacific Ocean, comprising the E part of New Guinea and numerous near-lying islands, including the Bismarck Archipelago, the Admiralty Islands, the Trobriand Islands, and Bougainville and Buka in the Solomon Islands: a former Australian Trusteeship Territory; independent since 1975; member of the Commonwealth of Nations. 178,260 sq. mi. (461,693 sq. km). Capital: Port Moresby.
- portentously — of the nature of a portent; momentous.
- post-primary — first or highest in rank or importance; chief; principal: his primary goals in life.
- post-puberty — the period or age at which a person is first capable of sexual reproduction of offspring: in common law, presumed to be 14 years in the male and 12 years in the female.
- post-pyloric — the opening between the stomach and the duodenum.
- postcoronary — of, relating to, or occurring after a heart attack
- postdelivery — of, relating to, or occurring after a delivery
- posteriority — the state or quality of being posterior.
- postliminary — of or relating to postliminy
- poultry farm — place where fowl are bred
- poverty line — a minimum income level used as an official standard for determining the proportion of a population living in poverty.
- poverty trap — If someone is in a poverty trap, they are very poor but cannot improve their income because the money they get from the government decreases as the money they earn increases.
- praiseworthy — deserving of praise; laudable: a praiseworthy motive.
- preovulatory — to produce and discharge eggs from an ovary or ovarian follicle.
- prepsychotic — exhibiting behavior that indicates the approach of a psychotic reaction.
- preservatory — a preservative
- primary root — the first root produced by a germinating seed, developing from the radicle of the embryo.
- pro-activity — serving to prepare for, intervene in, or control an expected occurrence or situation, especially a negative or difficult one; anticipatory: proactive measures against crime.
- pro-equality — the state or quality of being equal; correspondence in quantity, degree, value, rank, or ability: promoting equality of opportunity in the workplace.
- pro-military — of, for, or pertaining to the army or armed forces, often as distinguished from the navy: from civilian to military life.
- probationary — the act of testing.
- proctoclysis — the slow, continuous introduction of a solution into the rectum to improve fluid intake.
- prodigiosity — the state or quality of being immense, extraordinary or astonishing
- productively — having the power of producing; generative; creative: a productive effort.
- productivity — the quality, state, or fact of being able to generate, create, enhance, or bring forth goods and services: The productivity of the group's effort surprised everyone.
- proficiently — well-advanced or competent in any art, science, or subject; skilled: a proficient swimmer.
- profitlessly — in such a way as to not yield profit, as in financial gains or general benefits or advantages
- projectivity — of or relating to projection.
- proof theory — (logic) The branch of logic describing procedures for combining logical statements to show, by a series of truth-preserving transformations, that one statement is a consequence of some other statement or group of statements.