12-letter words containing i, s, o, p
- permissioned — authorization granted to do something; formal consent: to ask permission to leave the room.
- perniciously — causing insidious harm or ruin; ruinous; injurious; hurtful: pernicious teachings; a pernicious lie.
- perquisition — an intensive and meticulous examination, pursuit, or hunt for something
- persian knot — a hand-tied knot, used in rug weaving, in which the ends of yarn looped around a warp thread appear at each of the interstices between adjacent threads and produce a compact and relatively even pile effect.
- personalised — to have marked with one's initials, name, or monogram: to personalize stationery.
- personalized — customized
- personifying — to attribute human nature or character to (an inanimate object or an abstraction), as in speech or writing.
- perspiration — a salty, watery fluid secreted by the sweat glands of the skin, especially when very warm as a result of strenuous exertion; sweat.
- perspiratory — of, relating to, or stimulating perspiration.
- pertinacious — holding tenaciously to a purpose, course of action, or opinion; resolute.
- pervicacious — extremely willful; obstinate; stubborn.
- pestological — relating to pestology
- petaliferous — bearing or having petals.
- petitionings — a number of appeals or requests
- petrobrusian — a member of a 12th-century sect in S France that rejected the Mass, infant baptism, prayers for the dead, sacerdotalism, the veneration of the cross, and the building of churches.
- petrochemist — someone who studies petrochemistry or works in the petrochemical industry
- petrogenesis — the branch of petrology dealing with the origin and formation of rocks.
- petrophysics — the analysis of the constitution and characteristics of rocks
- phagocytosis — Physiology. the ingestion of a smaller cell or cell fragment, a microorganism, or foreign particles by means of the local infolding of a cell's membrane and the protrusion of its cytoplasm around the fold until the material has been surrounded and engulfed by closure of the membrane and formation of a vacuole: characteristic of amebas and some types of white blood cells.
- phalaenopsis — any of various epiphytic orchids of the genus Phalaenopsis, native to tropical Asia, having clusters of showy, variously colored flowers.
- phenocrystic — relating to a phenocryst
- philomelides — a king of Lesbos who wrestled and killed every opponent until he himself was defeated by Odysseus.
- philosophies — the rational investigation of the truths and principles of being, knowledge, or conduct.
- philosophise — to speculate or theorize, usually in a superficial or imprecise manner.
- philosophism — spurious or deceitful philosophy.
- philosophist — a person who affects philosophical knowledge
- philosophize — to speculate or theorize, usually in a superficial or imprecise manner.
- phlebotomist — a specialist in phlebotomy.
- phonasthenia — difficult or abnormal voice production; vocal weakness.
- phonesthemic — (of a speech sound) shared by a set of echoic or symbolic words, as the sn- of sneer, snarl, snatch, snide, snitch, snoop, etc.
- phonotactics — the patterns in which the phonemes of a language may combine to form sequences.
- phosphamidon — a systemic and contact insecticide, C 1 0 H 1 9 ClNO 5 P, used against beetles, aphids, mites, and other crop pests.
- phosphatidic — of or relating to a phosphatide
- phosphatidyl — an atom or group of atoms containing one or more unpaired electrons derived from a phosphatide
- phosphaturia — the presence of an excessive quantity of phosphates in the urine.
- phospholipid — any of a group of fatty compounds, as lecithin, composed of phosphoric esters, and occurring in living cells.
- photo finish — a finish of a race in which two or more contestants are so close to the finish line that reference to a photograph of the finish is necessary to determine the winner.
- photo-finish — If the end of a race is a photo-finish, two or more of the competitors cross the finishing line so close together that a photograph of the finish has to be examined to decide who has won.
- photoelastic — displaying photoelasticity; of or relating to photoelasticity
- photofission — nuclear fission induced by the absorption of a high-energy photon.
- photokinesis — movement occurring upon exposure to light.
- photophilous — of or relating to an organism, as a plant, that is receptive to, seeks, or thrives in light.
- photorealism — a style of painting flourishing in the 1970s, especially in the U.S., England, and France, and depicting commonplace scenes or ordinary people, with a meticulously detailed realism, flat images, and barely discernible brushwork that suggests and often is based on or incorporates an actual photograph.
- photosetting — photocompose.
- phototropism — phototropic tendency or growth.
- phrenologist — a psychological theory or analytical method based on the belief that certain mental faculties and character traits are indicated by the configurations of the skull.
- phrontistery — a place or establishment for thinking, studying, or learning
- phycologists — the branch of botany dealing with algae.
- phylogenesis — the development or evolution of a particular group of organisms.
- physiognomic — the face or countenance, especially when considered as an index to the character: a fierce physiognomy.