12-letter words containing s, p, i, r, o
- polyribosome — polysome.
- polysaprobic — flourishing in a body of water having a heavy load of decomposed organic matter and almost no free oxygen
- pons varolii — pons (def 1).
- poodle skirt — 1950s-style woman's circular skirt
- porcelainous — made of or resembling porcelain
- porcellanise — to bake into porcelain
- porismatical — porismatic
- porphyropsin — a purple pigment occurring in the retina of the eye of certain freshwater fishes
- post-fordism — the idea that modern industrial production has moved away from mass production in huge factories, as pioneered by Henry Ford, towards specialized markets based on small flexible manufacturing units
- post-primary — first or highest in rank or importance; chief; principal: his primary goals in life.
- post-pyloric — the opening between the stomach and the duodenum.
- postabortion — Also called voluntary abortion. the removal of an embryo or fetus from the uterus in order to end a pregnancy.
- postbrachial — belonging to the arm, foreleg, wing, pectoral fin, or other forelimb of a vertebrate.
- postcardlike — (of a scene) resembling a postcard
- postdelivery — of, relating to, or occurring after a delivery
- poster child — a child appearing on a poster for a charitable organization.
- poster paint — an opaque, water-based, typically bright-colored paint with a glue-size or gum binder, that is suitable for use on posters and is usually packaged in jars.
- posteriority — the state or quality of being posterior.
- posteruptive — occurring after a volcanic eruption
- postexercise — bodily or mental exertion, especially for the sake of training or improvement of health: Walking is good exercise.
- postimperial — of, relating to, or designating the period after an empire
- postliminary — of or relating to postliminy
- postliterate — of or relating to a (hypothetical) time or stage in society when literacy is no longer necessary or valued
- postmeridian — of or relating to the afternoon.
- postmistress — a woman in charge of a post office.
- postorgasmic — of or relating to the period after an orgasm
- postprandial — after a meal, especially after dinner: postprandial oratory; a postprandial brandy.
- postromantic — of or relating to the period after Romanticism
- postsurgical — pertaining to or involving surgery or surgeons.
- potato crisp — potato chip.
- power assist — a procedure for supplementing or replacing the manual effort needed to operate a device or system, often by hydraulic, electrical, or mechanical means.
- power series — an infinite series in which the terms are coefficients times successive powers of a given variable, or times products of powers of two or more variables.
- prairie rose — a climbing rose, Rosa setigera, of the central U.S., having pinkish to white flowers: the state flower of North Dakota.
- prairie soil — a soil that forms in subhumid, temperate regions with tall grass as native vegetation.
- 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.
- pratincolous — living in a meadow.
- praxinoscope — a toy in which a sequence of images, depicted on the inner surface of a cylinder and reflected in a series of mirrors, gives the illusion of motion as the cylinder rotates
- pre-discount — to deduct a certain amount from (a bill, charge, etc.): All bills that are paid promptly will be discounted at two percent.
- pre-position — to position in advance or beforehand: to preposition troops in anticipated trouble spots.
- pre-socratic — of or relating to the philosophers or philosophical systems of the period before the Socratic period.
- preadmission — (in a reciprocating engine) admission of steam or the like to the head of the cylinder near the end of the stroke, as to cushion the force of the stroke or to allow full pressure at the beginning of the return stroke.
- precariously — dependent on circumstances beyond one's control; uncertain; unstable; insecure: a precarious livelihood.
- precessional — the act or fact of preceding; precedence.
- preciousness — of high price or great value; very valuable or costly: precious metals.
- precisionism — (sometimes initial capital letter) a style of painting developed to its fullest in the U.S. in the 1920s, associated especially with Charles Demuth, Georgia O'Keeffe, and Charles Sheeler, and characterized by clinically precise, simple, and clean-edged rendering of architectural, industrial, or urban scenes usually devoid of human activity or presence.
- precisionist — (sometimes initial capital letter) a style of painting developed to its fullest in the U.S. in the 1920s, associated especially with Charles Demuth, Georgia O'Keeffe, and Charles Sheeler, and characterized by clinically precise, simple, and clean-edged rendering of architectural, industrial, or urban scenes usually devoid of human activity or presence.
- precociously — unusually advanced or mature in development, especially mental development: a precocious child.
- preconscious — Psychoanalysis. absent from but capable of being readily brought into consciousness.
- prediagnosis — Medicine/Medical. the process of determining by examination the nature and circumstances of a diseased condition. the decision reached from such an examination. Abbreviation: Dx.