13-letter words containing r, h, a, p, s, o
- necrophiliacs — Plural form of necrophiliac.
- nephropathies — Plural form of nephropathy.
- non-spherical — having the form of a sphere; globular.
- nonperishable — not subject to rapid deterioration or decay: A supply of nonperishable food was kept for emergencies.
- nosogeography — the study of the geographical causes and distribution of diseases.
- on the parish — receiving parochial relief
- onychophorans — Plural form of onychophoran.
- opisthobranch — any gastropod mollusk of the order Opisthobranchia, as the sea slugs, sea butterflies, and sea hares, characterized by a vestigial or absent mantle and shell and two pairs of tentacles.
- opisthography — the practice of writing on the front and back of a parchment or papyrus
- orchesography — a written study of dancing
- orchestra pit — musicians' seating in front of stage
- orchestra-pit — a group of performers on various musical instruments, including especially stringed instruments of the viol class, clarinets and flutes, cornets and trombones, drums, and cymbals, for playing music, as symphonies, operas, popular music, or other compositions.
- orthographies — Plural form of orthography.
- oscillographs — Plural form of oscillograph.
- oscillography — a device for recording the wave-forms of changing currents, voltages, or any other quantity that can be translated into electric energy, as sound waves.
- ostreophagous — oyster-eating
- overemphasise — (British) alternative spelling of overemphasize.
- overemphasize — to emphasize excessively.
- paedomorphism — the continuation of juvenile characteristics in the adult stage
- painted horse — paint (def 6).
- pandora shell — any marine bivalve of the genus Pandora, having a scimitar-shaped shell with a pronounced ridge along the hinge.
- parapophysial — of or relating to a parapophysis
- parapsychosis — an abnormal psychosis
- parasyntheton — a word formed by parasynthesis; for example, kind-hearted
- parnell shout — a social occasion where each person in a group pays for his or her own entertainment or meal
- parthenopaeus — a son of Hippomenes and Atalanta, and one of the Seven against Thebes.
- parthenospore — a spore developed without fertilization.
- parthian shot — a sharp, telling remark, act, gesture, etc., made in departing.
- pass the word — If you pass the word, you tell someone something that another person has told you.
- past historic — the simple past
- pathomorphism — abnormal morphology.
- petrophysical — relating to the analysis of the constitution and characteristics of rocks
- phantasmagory — phantasmagoria.
- pharmacognosy — materia medica (def 2).
- pharyngoscope — an instrument for inspecting the pharynx.
- pharyngoscopy — an examination by means of a pharyngoscope.
- 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).
- photo-sharing — the publishing of digital photographs on the internet
- 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.
- phytosanitary — of or relating to the health of plants
- platform shoe — a shoe with a platform.
- plethysmogram — the recording of a plethysmograph.
- polyarthritis — arthritis occurring in more than one joint.
- 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).
- 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.