13-letter words containing a, d, s, t
- painted snipe — either of two snipelike birds of the family Rostratulidae, of South America and the Old World tropics, the female of which is larger and more brightly colored than the male.
- paradise lost — an epic poem (1667) by John Milton.
- parameterised — to describe (a phenomenon, problem, curve, surface, etc.) by the use of parameters.
- parasite drag — the component of drag caused by skin friction and the shape of the surfaces not contributing to lift.
- parasitoidism — the feeding by certain insect larvae on host tissues such that the host remains alive until larval development is complete and then usually dies.
- parenthesized — to insert (a word, phrase, etc.) as a parenthesis.
- pass the word — If you pass the word, you tell someone something that another person has told you.
- 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.
- peace studies — a field of political science which examines how to reduce conflicts
- peak district — a region of N central England, mainly in N Derbyshire at the S end of the Pennines: consists of moors in the north and a central limestone plateau; many caves. Highest point: 727 m (2088 ft)
- pedal cyclist — a person who rides a pedal cycle, as opposed to a motorcycle
- pedestal desk — a desk with a writing surface supported by a pair of sets of drawers
- pedestrianism — the exercise or practice of walking.
- pedestrianize — to go on foot; walk.
- 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.
- pentadelphous — (of a plant) having its stamens arranged in five groups; (of stamens) being arranged in five groups
- periodicalist — a writer of articles for periodicals
- perissodactyl — having an uneven number of toes or digits on each foot.
- photodynamics — the science dealing with light and its effects on living organisms.
- plasmodesmata — any of many minute strands of cytoplasm that extend through plant cell walls and connect adjoining cells.
- plastic paddy — a person who, although not born in Ireland, is of Irish descent and places great importance on Irishness
- platinum disc — (in Britain) an album certified to have sold 300 000 copies or a single certified to have sold 600 000 copies
- platitudinous — characterized by or given to platitudes.
- port du salut — Port-Salut.
- 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).
- post-actinide — transactinide
- 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.
- post-prandial — after a meal, especially after dinner: postprandial oratory; a postprandial brandy.
- postdebutante — following the stage of being a debutante
- postsecondary — of or relating to education beyond high school: She completed her postsecondary education at a two-year college.
- preadolescent — of or relating to preadolescence or a preadolescent.
- predesignated — to designate beforehand.
- predestinated — Theology. to foreordain by divine decree or purpose.
- predestinator — a person or thing that predestinates something.
- prediagnostic — of, relating to, or used in diagnosis.
- preindustrial — of, pertaining to, of the nature of, or resulting from industry: industrial production; industrial waste.
- presanctified — (of the Eucharistic elements) consecrated at a previous Mass.
- private study — the act or process of studying outwith classes
- prostaglandin — Biochemistry. any of a class of unsaturated fatty acids that are involved in the contraction of smooth muscle, the control of inflammation and body temperature, and many other physiological functions.
- prosthodontia — the branch of dentistry that deals with the restoration and maintenance of oral function by the replacement of missing teeth and other oral structures by artificial devices.
- provost guard — a detachment of soldiers assigned to police duties under the provost marshal.
- prudentialism — a regard for prudential, rather than moral, considerations
- prudentialist — a person who acts prudentially
- pseudesthesia — phantom limb pain.
- pseudoaquatic — not aquatic but indigenous to moist regions.
- quasi-retired — withdrawn from or no longer occupied with one's business or profession: a retired banker.
- radiationless — not emitting or producing radiation
- radiesthesist — a practitioner of radiesthesia