13-letter words containing c, a, s, o
- phonocamptics — the branch of acoustics dealing with echoes
- photoacoustic — optoacoustic
- photodynamics — the science dealing with light and its effects on living organisms.
- photovoltaics — (used with a singular verb) a field of semiconductor technology involving the direct conversion of electromagnetic radiation as sunlight, into electricity.
- phyllocladous — having phylloclades.
- physharmonica — a keyboard musical instrument fitted with free reeds, and which is an early form of harmonium
- physiographic — the science of physical geography.
- physiological — of or relating to physiology.
- pictorialness — the state of being pictorial
- place of arms — an area in a fortress or a fortified town where troops could assemble for defense.
- plain-clothes — Plain-clothes police officers wear ordinary clothes instead of a police uniform.
- plasmodiocarp — a fruiting body of certain myxomycetes.
- plastic money — credit cards, used instead of cash
- play politics — the science or art of political government.
- pleurocarpous — (of certain mosses) bearing the fructifications along the main stem or lateral branches.
- pneumogastric — of or relating to the lungs and stomach.
- pocket-square — a handkerchief, often colored or figured, worn in the breast pocket of a suit or blazer as a fashion accessory.
- pococurantism — a careless or indifferent person.
- pococurantist — a person who demonstrates a tendency toward indifference
- poison sumach — an anacardiaceous swamp shrub, Rhus (or Toxicodendron) vernix of the southeastern US, that has greenish-white berries and causes an itching rash on contact with the skin
- polar nucleus — Botany. either of two female haploid nuclei, in the embryo sac of flowers, that fuse to produce a diploid nucleus, which combines with a male nucleus to form the endosperm.
- polygalaceous — any plant of the genus Polygala, comprising the milkworts.
- polygonaceous — belonging to the Polygonaceae, the buckwheat family of plants.
- pontificators — the office or term of office of a pontiff.
- popular music — music having wide appeal, esp characterized by lightly romantic or sentimental melodies
- porcelaineous — like porcelain
- post exchange — a retail store on an army installation that sells goods and services to military personnel and their dependents and to certain authorized civilian personnel. Abbreviation: PX.
- 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-contract — an agreement between two or more parties for the doing or not doing of something specified.
- post-socratic — of or relating to Socrates or his philosophy, followers, etc., or to the Socratic method.
- postage costs — the cost of having mail delivered
- postauricular — of or relating to the ear or to the sense of hearing; aural.
- 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.
- postconciliar — occurring or continuing after the Vatican ecumenical council of 1962–65.
- postcranially — affecting the postcranium
- postholocaust — following a holocaust
- postsecondary — of or relating to education beyond high school: She completed her postsecondary education at a two-year college.
- posttraumatic — occurring after physical or psychological trauma.
- postvasectomy — of or occurring in the period after a vasectomy
- potter's clay — a clay, suitably plastic and free of iron and other impurities, for use by potters.
- prague school — a school of linguistics emphasizing structure, active in the 1920s and 1930s.
- preadolescent — of or relating to preadolescence or a preadolescent.
- prebasic molt — the molt by which most birds replace all of their feathers, usually occurring annually after the breeding season.
- precious opal — any opal having a play of colors, used as a gemstone.
- prediagnostic — of, relating to, or used in diagnosis.
- presto chango — change at once (usually used imperatively, as in a magician's command).
- priority case — a matter that takes precedence over others