13-letter words containing s, p, h, r
- phosphorus-32 — a radioactive isotope of phosphorus, used as a chemotherapeutic agent.
- phosphorylase — any enzyme, occurring widely in animal and plant tissue, that in the presence of an inorganic phosphate catalyzes the conversion of glycogen into sugar phosphate.
- phosphorylate — to introduce the phosphoryl group into (an organic compound).
- phosphuretted — treated or combined with phosphorus
- photo-sharing — the publishing of digital photographs on the internet
- photochromism — the reversible transformation of something's colour due to exposure to electromagnetic radiation such as sunlight
- photocomposer — a machine for setting type photographically.
- photofinisher — a person whose profession is photofinishing
- photophoresis — the move away from a strong light source by previously suspended particles in a gas
- phrase marker — (in generative grammar) a representation of the constituent structure of a sentence, using a tree diagram or labeled bracketing.
- phraseologist — a person who treats of or is concerned with phraseology.
- physharmonica — a keyboard musical instrument fitted with free reeds, and which is an early form of harmonium
- physiographic — the science of physical geography.
- physiotherapy — physical therapy.
- phytoestrogen — an estrogen-like compound occurring naturally in plants of the legume family and in grains, vegetables, and fruits.
- phytosanitary — of or relating to the health of plants
- pistol shrimp — any common shrimp of the family Alphaeidae, distinguished by the snapping sound made by its enlarged claw.
- pitch surface — (in a gear or rack) an imaginary surface forming a plane (pitch plane) a cylinder (pitch cylinder) or a cone or frustrum (pitch cone) that moves tangentially to a similar surface in a meshing gear so that both surfaces travel at the same speed.
- platform shoe — a shoe with a platform.
- plethysmogram — the recording of a plethysmograph.
- polished rice — white rice polished or buffed by leather-covered cylinders during processing.
- polyarthritis — arthritis occurring in more than one joint.
- porcupinefish — any of several fishes of the family Diodontidae, especially Diodon hystrix, of tropical seas, capable of inflating the body with water or air until it resembles a globe, with erection of the long spines covering the skin.
- 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).
- possessorship — to have as belonging to one; have as property; own: to possess a house and a car.
- potato-masher — a kitchen implement used to crush or mash potatoes
- power-sharing — Power-sharing is a political arrangement in which different or opposing groups all take part in government together.
- prague school — a school of linguistics emphasizing structure, active in the 1920s and 1930s.
- pre christmas — the annual festival of the Christian church commemorating the birth of Jesus: celebrated on December 25 and now generally observed as a legal holiday and an occasion for exchanging gifts.
- pre-christian — of, relating to, or belonging to a time or period before the Christian Era.
- pre-christmas — the annual festival of the Christian church commemorating the birth of Jesus: celebrated on December 25 and now generally observed as a legal holiday and an occasion for exchanging gifts.
- pre-establish — to establish, set up, set out, arrange or make secure in advance or previously
- preanesthetic — a substance that produces a preliminary or light anesthesia.
- preceptorship — an instructor; teacher; tutor.
- premonishment — a forewarning
- presidentship — presidency.
- press attaché — the official in an embassy who has the job of liaising with the media
- press charges — make formal accusation
- pressure head — the upper part of the body in humans, joined to the trunk by the neck, containing the brain, eyes, ears, nose, and mouth.
- pressure hull — the inner, pressure-resistant hull of a submarine.
- presto chango — change at once (usually used imperatively, as in a magician's command).
- pretendership — the standing of a pretender
- primrose path — a way of life devoted to irresponsible hedonism, often of a sensual nature: The evangelist exhorted us to avoid the primrose path and stick to the straight and narrow.
- principalship — first or highest in rank, importance, value, etc.; chief; foremost.
- professorship — the office or post of a professor.
- promonarchist — the principles of monarchy.
- prosectorship — the position or responsibility of a prosector
- prosopography — a study of a collection of persons or characters, especially their appearances, careers, personalities, etc., within a historical, literary, or social context.
- 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.
- protectorship — a person or thing that protects; defender; guardian.