13-letter words containing a, p, o, s, t, r
- passion fruit — any edible fruit of a passionflower, as the maypop.
- past anterior — a pluperfect verb (in French)
- past historic — the simple past
- pastel orange — suntan (def 3).
- pastoral care — help with personal needs and problems given by a teacher
- pathomorphism — abnormal morphology.
- patriot's day — the third Monday in April, a legal holiday in Me. and Mass. commemorating the battles of Lexington and Concord (April 19, 1775)
- patriots' day — the anniversary of the battles of Lexington and Concord (1775), celebrated the third Monday in April: a legal holiday in Massachusetts and Maine.
- patripotestal — Anthropology. of or relating to the authority exercised by a father or a father's blood relatives.
- pedro santana — Pedro [pey-droh;; Spanish pe-th raw] /ˈpeɪ droʊ;; Spanish ˈpɛ ðrɔ/ (Show IPA), 1801–64, Dominican revolutionary and political leader: president 1844–48, 1853–56, 1858–61.
- periodicalist — a writer of articles for periodicals
- perissodactyl — having an uneven number of toes or digits on each foot.
- perlustration — the act of perlustrating; a thorough inspection or survey, esp of letters for purposes of surveillance
- perscrutation — a very careful exploration or inspection
- perseveration — the act or process of perseverating.
- persona grata — an acceptable person, especially a diplomatic representative acceptable to the government to which he or she is accredited.
- personal best — A sports player's personal best is the highest score or fastest time that they have ever achieved.
- personalistic — Also called personal idealism. a modern philosophical movement locating ultimate value and reality in persons, human or divine.
- personalities — the visible aspect of one's character as it impresses others: He has a pleasing personality.
- petit treason — the killing of a husband by his wife, of a lord by his servant, or of an ecclesiastic by a subordinate ecclesiastic.
- petropavlovsk — a city in N Kazakhstan on the Ishim River. Pop: 190 000 (2005 est)
- petrophysical — relating to the analysis of the constitution and characteristics of rocks
- phantasmagory — phantasmagoria.
- phosphorylate — to introduce the phosphoryl group into (an organic compound).
- photo-sharing — the publishing of digital photographs on the internet
- phraseologist — a person who treats of or is concerned with phraseology.
- physiotherapy — physical therapy.
- phytosanitary — of or relating to the health of plants
- pictorialness — the state of being pictorial
- pigeon breast — chicken breast.
- plagiotropism — plagiotropic tendency or growth.
- plane spotter — a person who observes, photographs, and catalogues aircraft as a hobby
- platform shoe — a shoe with a platform.
- platiniferous — platinum-bearing
- platykurtosis — the state of being platykurtic.
- pleasure boat — recreational vessel
- plethysmogram — the recording of a plethysmograph.
- 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
- 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.
- pontificators — the office or term of office of a pontiff.
- port du salut — Port-Salut.
- 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.
- 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.
- portrait lens — a lens of moderately long focal length that is used, especially in portrait photography, to produce soft-focus images.
- 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).