13-letter words containing a, u, t, o
- passe-partout — something that passes everywhere or provides a universal means of passage.
- passion fruit — any edible fruit of a passionflower, as the maypop.
- pauperization — the act or process of making a pauper of or impoverishing
- pentadelphous — (of a plant) having its stamens arranged in five groups; (of stamens) being arranged in five groups
- pentastichous — (of plant leaves) arranged in five vertical rows
- perambulation — to walk through, about, or over; travel through; traverse.
- perlustration — the act of perlustrating; a thorough inspection or survey, esp of letters for purposes of surveillance
- perscrutation — a very careful exploration or inspection
- phonautograph — a piece of equipment that records sound visually by detecting the sound waves and indicating them on a graph
- photoacoustic — optoacoustic
- piano quartet — a musical composition scored for piano and three other instruments, typically violin, viola, and cello.
- piano quintet — a musical composition scored for a string quartet, or other combination of four instruments, and piano.
- picturization — to represent in a picture, especially in a motion picture; make a picture of.
- pigouvian tax — a tax levied to counter an economic negative externality, for example taxing producers of industrial pollution in order to encourage pollution control
- plagiostomous — plagiostome
- plain yoghurt — natural yoghurt, without added flavouring
- plastoquinone — a quinone that occurs in the chloroplasts of plants and functions as an electron carrier during photosynthesis.
- platiniferous — platinum-bearing
- platitudinous — characterized by or given to platitudes.
- platykurtosis — the state of being platykurtic.
- pleasure boat — recreational vessel
- plural voting — right to vote more than once
- pluralization — to receive or take a plural form.
- pneumatograph — pneumograph.
- pneumatolysis — the process by which rocks are altered or minerals and ores are formed by the action of vapors given off by magma.
- pneumatolytic — resulting from pneumatolysis
- pneumatometer — an instrument for measuring either the quantity of air inhaled or exhaled during a single inspiration or expiration or the force of inspiration or expiration.
- pneumatophore — Botany. a specialized structure developed from the root in certain plants growing in swamps and marshes, serving as a respiratory organ.
- 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
- poet laureate — (in Great Britain) a poet appointed for life as an officer of the royal household, formerly expected to write poems in celebration of court and national events.
- point d'appui — a support or prop
- pole-vaulting — a field sport in which competitors attempt to clear a high bar with the aid of an extremely flexible long pole
- polyarticular — pertaining to or affecting many joints.
- polybutadiene — a rubberlike polymer of butadiene blended with other synthetics to replace natural rubber in tires.
- polythalamous — having multiple chambers
- popular front — a coalition, usually temporary, of leftist and sometimes centrist political parties, formed against a common opponent, as fascism, and promoting social reform.
- port du salut — Port-Salut.
- port harcourt — a seaport in S Nigeria.
- port language — ["Communicating Parallel Processes", J. Kerridge et al, Soft Prac & Exp 16(1):63-86 (Jan 1986)].
- 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-graduate — of, pertaining to, characteristic of, or consisting of post-graduates: a postgraduate seminar.
- postauricular — of or relating to the ear or to the sense of hearing; aural.
- postdebutante — following the stage of being a debutante
- postholocaust — following a holocaust
- postinaugural — of or relating to the period after an inauguration
- postmenstrual — of or relating to menstruation or to the menses.
- posttraumatic — occurring after physical or psychological trauma.