12-letter words containing p, a, y, i
- polysaprobic — flourishing in a body of water having a heavy load of decomposed organic matter and almost no free oxygen
- polysiloxane — a polymer composed of silicon and oxygen atoms
- polysyllabic — consisting of several, especially four or more, syllables, as a word.
- polysynaptic — having or involving more than one synapse.
- polythiazide — a substance, C 1 1 H 1 3 ClF 3 N 3 O 4 S 3 , used as a diuretic in the management of edema and hypertension.
- polytonality — the use of more than one key at the same time.
- poppy family — the plant family Papaveraceae, characterized by chiefly herbaceous plants having white, yellow, or reddish juice, alternate and often lobed or dissected leaves, showy, usually solitary flowers, and capsular fruit, and including bloodroot, creamcups, greater celandine, and poppies of the genera Papaver, Eschscholzia, Argemone, and others.
- positionally — in terms of position, from a positional point of view
- post-primary — first or highest in rank or importance; chief; principal: his primary goals in life.
- postliminary — of or relating to postliminy
- postsynaptic — being or occurring on the receiving end of a discharge across the synapse.
- potentiality — the state or quality of being potential.
- practicality — of or relating to practice or action: practical mathematics.
- prairie lily — sand lily.
- praiseworthy — deserving of praise; laudable: a praiseworthy motive.
- praseodymium — a rare-earth, metallic, trivalent element, named from its green salts. Symbol: Pr; atomic weight: 140.91; atomic number: 59; specific gravity: 6.77 at 20°C.
- precariously — dependent on circumstances beyond one's control; uncertain; unstable; insecure: a precarious livelihood.
- precipitancy — the quality or state of being precipitant.
- prelatically — in the manner of a prelate
- prelingually — in a prelingual manner
- premaritally — in a premarital manner
- premaxillary — one of a pair of bones of the upper jaw of vertebrates, situated in front of and between the maxillary bones.
- prenominally — before a noun
- presbyacusis — an age-related, progressive loss of hearing in both ears
- presbyterial — of or relating to a presbytery.
- presbyterian — pertaining to or based on the principle of ecclesiastical government by presbyters or presbyteries.
- presentially — in a presential way
- previsionary — having foresight
- prickly heat — a cutaneous eruption accompanied by a prickling and itching sensation, due to an inflammation of the sweat glands.
- prickly pear — any of numerous cacti of the genus Opuntia, having flattened, usually spiny stem joints, yellow, orange, or reddish flowers, and ovoid, often edible fruit.
- primary beam — a beam of particles of one kind selected from the group of particles produced when a beam of particles from an accelerator (primary beam) strikes a target.
- primary care — medical care by a physician, or other health-care professional, who is the patient's first contact with the health-care system and who may recommend a specialist if necessary.
- primary cell — a cell designed to produce electric current through an electrochemical reaction that is not efficiently reversible, so that the cell when discharged cannot be efficiently recharged by an electric current.
- primary gain — the removal of emotional conflict or relief of anxiety that is the immediate benefit of a defense mechanism or neurotic symptom.
- primary root — the first root produced by a germinating seed, developing from the radicle of the embryo.
- primary type — a specimen used in the original description or illustration of a species.
- primary verb — one of the three verbs, be, do, and have, that can function both as a main verb and an auxiliary verb.
- primary wall — the wall of a plant cell that is formed first around the protoplast, composed of cellulose microfibrils aligned at all angles and held together by hydrogen bonds.
- primary wave — Seismology. P wave.
- primordially — constituting a beginning; giving origin to something derived or developed; original; elementary: primordial forms of life.
- prince royal — the eldest son of a king or queen.
- principality — a state ruled by a prince, usually a relatively small state or a state that falls within a larger state such as an empire.
- 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.
- progymnasium — (in Europe) a school that prepares pupils for secondary education (the gymnasium)
- prolifically — producing offspring, young, fruit, etc., abundantly; highly fruitful: a prolific pear tree.
- prophylactic — defending or protecting from disease or infection, as a drug.
- propitiatory — serving or intended to propitiate.