13-letter words containing s, p, o, i
- polydaemonism — the belief in many evil spirits.
- polynomialism — a polynomial naming system
- polyoma virus — a small DNA-containing virus, of the papovavirus group, that can produce a variety of tumors in mice, hamsters, rabbits, and rats.
- polyribosomal — relating to a polyribosome
- polysyllabism — a polysyllabic style or the use of multisyllabic words
- polysyllogism — an argument made up of a chain of syllogisms, the conclusion of each being a premise of the one following, until the last one.
- polysynthetic — (of a language) characterized by a prevalence of relatively long words containing a large number of affixes to express syntactic relationships and meanings. Many American Indian languages are polysynthetic. Compare analytic (def 3), synthetic (def 3).
- pommes frites — French fries
- pons asinorum — a geometric proposition that if a triangle has two of its sides equal, the angles opposite these sides are also equal: so named from the difficulty experienced by beginners in mastering it. Euclid, 1:5.
- pontificators — the office or term of office of a pontiff.
- poor-spirited — having or showing a poor, cowardly, or abject spirit.
- popular music — music having wide appeal, esp characterized by lightly romantic or sentimental melodies
- porcelaineous — like porcelain
- porcupinefish — any of several fishes of the family Diodontidae, especially Diodon hystrix, of tropical seas, capable of inflating the body with water or air until it resembles a globe, with erection of the long spines covering the skin.
- port of spain — (used with a plural verb) two islands in the N Atlantic Ocean, off the NE coast of Venezuela.
- port-of-spain — (used with a plural verb) two islands in the N Atlantic Ocean, off the NE coast of Venezuela.
- portrait lens — a lens of moderately long focal length that is used, especially in portrait photography, to produce soft-focus images.
- position line — line of position.
- positive sign — the sign (+) used to indicate a positive quantity
- posix threads — (programming) (Pthreads) A POSIX standard API that defines a set of C programming language types, functions and constants for creating and manipulating pre-emptive threads. The standard's full name is "POSIX.1c, Threads extensions (IEEE Std 1003.1c-1995)". Implementations are available on many Unix-like POSIX-conformant operating systems such as FreeBSD, NetBSD, OpenBSD, GNU/Linux, Mac OS X and Solaris as well as DR-DOS and Microsoft Windows. Pthreads was designed and implemented in the PART Project (POSIX / Ada-Runtime Project).
- possessionary — of, relating to, or characterized by possession
- possessionate — (of clergy or religious groups) having possessions or provisions
- possessorship — to have as belonging to one; have as property; own: to possess a house and a car.
- possibilities — the state or fact of being possible: the possibility of error.
- post feminist — relating to or occurring in the period after the feminist movement of the 1970s.
- post meridiem — p.m.
- post-actinide — transactinide
- post-cambrian — Geology. noting or pertaining to a period of the Paleozoic Era, occurring from 570 million to 500 million years ago, when algae and marine invertebrates were the predominant form of life.
- post-colonial — of or relating to the period following a state of colonialism.
- post-feminism — a way of thinking that develops, or reacts to or against previous feminist ideology
- post-feminist — relating to or occurring in the period after the feminist movement of the 1970s.
- post-freudian — of or relating to Sigmund Freud or his doctrines, especially with respect to the causes and treatment of neurotic and psychopathic states, the interpretation of dreams, etc.
- post-marriage — (broadly) any of the diverse forms of interpersonal union established in various parts of the world to form a familial bond that is recognized legally, religiously, or socially, granting the participating partners mutual conjugal rights and responsibilities and including, for example, opposite-sex marriage, same-sex marriage, plural marriage, and arranged marriage: Anthropologists say that some type of marriage has been found in every known human society since ancient times. See Word Story at the current entry.
- post-midnight — the middle of the night; twelve o'clock at night.
- post-prandial — after a meal, especially after dinner: postprandial oratory; a postprandial brandy.
- post-socratic — of or relating to Socrates or his philosophy, followers, etc., or to the Socratic method.
- post-tertiary — denoting or formed after the Tertiary period of geological time
- postauricular — of or relating to the ear or to the sense of hearing; aural.
- postbourgeois — (in Marxist thought) belonging to a period of society after the decline of the bourgeoisie
- postcanonical — written at a later date than the books belonging to a canon, especially the Bible.
- postclassical — of or relating to a time after the classical period, especially in art, culture, or literature.
- postcommunion — the part of a communion service that follows after the congregation has received communion.
- postconciliar — occurring or continuing after the Vatican ecumenical council of 1962–65.
- postcranially — affecting the postcranium
- postembryonic — occurring after the embryonic phase.
- postepileptic — after an epileptic seizure
- posterization — a process for producing a posterlike, high-contrast color reproduction from continuous-tone art by using separation negatives of various densities.
- postinaugural — of or relating to the period after an inauguration
- postinfection — of, relating to or occurring in the period after infection
- posting error — an error made while carrying over an entry from a journal to a ledger