13-letter words containing a, y, s
- photodynamics — the science dealing with light and its effects on living organisms.
- photosynthate — a compound formed by photosynthesis.
- phyllocladous — having phylloclades.
- phyllophagous — (of an organism) feeding on leaves.
- physharmonica — a keyboard musical instrument fitted with free reeds, and which is an early form of harmonium
- physical file — (file system) A low-level view of the physical characteristics of a file, such as its location on a disk or its physical structure, for example, whether indexed or sequential.
- physicalistic — of or relating to physicalism.
- physicalities — the physical attributes of a person, especially when overdeveloped or overemphasized.
- physicianship — the position, function, or office of a physician.
- physiographic — the science of physical geography.
- physiological — of or relating to physiology.
- physiotherapy — physical therapy.
- phytosanitary — of or relating to the health of plants
- pianistically — in a manner or way that is pianistic
- pietistically — in a pietistical manner
- plastic money — credit cards, used instead of cash
- plastic paddy — a person who, although not born in Ireland, is of Irish descent and places great importance on Irishness
- platykurtosis — the state of being platykurtic.
- play on words — a pun or the act of punning.
- play politics — the science or art of political government.
- playing cards — cards used in playing various games, arranged in decks of four suits (spades, hearts, diamonds, and clubs): a standard deck has 52 cards
- playing games — If you say that someone is playing games or playing silly games, you mean that they are not treating a situation seriously and you are annoyed with them.
- plethysmogram — the recording of a plethysmograph.
- pneumatolysis — the process by which rocks are altered or minerals and ores are formed by the action of vapors given off by magma.
- polyadelphous — (of stamens) united by the filaments into three or more sets or bundles.
- polyarteritis — inflammation of the layers of an artery or of many arteries, usually caused by a severe hypersensitivity reaction, and characterized by nodules and hemorrhage along the involved vessels.
- polyarthritis — arthritis occurring in more than one joint.
- polydaemonism — the belief in many evil spirits.
- polygalaceous — any plant of the genus Polygala, comprising the milkworts.
- polygonaceous — belonging to the Polygonaceae, the buckwheat family of plants.
- 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
- polysomnogram — a record of a person's sleep pattern, breathing, heart activity, and limb movements during sleep. Abbreviation: PSG.
- polysyllabism — a polysyllabic style or the use of multisyllabic words
- polythalamous — having multiple chambers
- portal system — a vascular arrangement in which blood from the capillaries of one organ is transported to the capillaries of another organ by a connecting vein or veins.
- possessionary — of, relating to, or characterized by possession
- post-tertiary — denoting or formed after the Tertiary period of geological time
- postcranially — affecting the postcranium
- postsecondary — of or relating to education beyond high school: She completed her postsecondary education at a two-year college.
- 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.
- prairie style — the style of the architects of the Prairie School.
- prefix syntax — prefix notation
- presentiality — the state of being present
- press gallery — a press section, especially in a legislative chamber.
- press-agentry — the vocation or responsibilities of a press agent.
- primary tense — in Latin, Greek, and Sanskrit, a tense referring to present or future time
- priority case — a matter that takes precedence over others