13-letter words containing r, h, a, g
- oropharyngeal — the part of the pharynx between the soft palate and the upper edge of the epiglottis.
- orthodiagonal — the axis in a crystal
- orthognathous — straight-jawed; having the profile of the face vertical or nearly so; having a gnathic index below 98.
- orthogonalise — to make (vectors, functions, etc.) orthogonal.
- orthogonality — (mathematics, statistics) the property of being orthogonal.
- orthogonalize — to make (vectors, functions, etc.) orthogonal.
- orthographies — Plural form of orthography.
- orthographize — to spell correctly or according to the rules 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
- overachieving — Present participle of overachieve.
- overbreathing — hyperventilation
- overnight bag — a travel bag large enough to hold personal articles and clothing for an overnight trip.
- paper-pushing — a person who has a routine desk job.
- paring chisel — a woodworking chisel moved by steady hand pressure to make long, light cuts.
- parking light — The parking lights on a vehicle are the small lights at the front that help other drivers to notice the vehicle and to judge its width.
- parma heights — a city in NE Ohio, near Cleveland.
- part exchange — If you give an old item in part exchange for something you are buying, the seller accepts the old item as part of the payment, so you do not have to give them as much money.
- passager hawk — young hawk or falcon caught while on migration
- path-breaking — very original; ground-breaking
- pennyfarthing — a high bicycle of an early type, with one large wheel in front and one small wheel behind.
- periwig chair — a chair of c1700 having a high, caned back with an elaborately carved cresting.
- phantasmagory — phantasmagoria.
- pharmacognosy — materia medica (def 2).
- pharmacologic — the science dealing with the preparation, uses, and especially the effects of drugs.
- pharyngealize — to pronounce with pharyngeal coarticulation.
- pharyngectomy — excision of part or all of the pharynx.
- pharyngoscope — an instrument for inspecting the pharynx.
- pharyngoscopy — an examination by means of a pharyngoscope.
- phase diagram — a graph, usually using temperature, pressure, and composition as coordinates, indicating the regions of stability of the various phases of a system.
- phlebographic — relating to phlebography or the X-ray imaging of a vein that has been injected with a dye that is visible on the image taken
- phonautograph — a piece of equipment that records sound visually by detecting the sound waves and indicating them on a graph
- photo gallery — display of collected photographs
- photo-sharing — the publishing of digital photographs on the internet
- photoallergic — photosensitive.
- photographing — a picture produced by photography.
- phototelegram — a telegram that is sent by means of phototelegraphy
- phraseologist — a person who treats of or is concerned with phraseology.
- phrygian mode — an authentic church mode represented on the white keys of a keyboard instrument by an ascending scale from E to E.
- physiographic — the science of physical geography.
- plain yoghurt — natural yoghurt, without added flavouring
- playwrighting — the writing of plays
- plethysmogram — the recording of a plethysmograph.
- pneumatograph — pneumograph.
- powder charge — propellant (def 2).
- 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.
- press charges — make formal accusation
- presto chango — change at once (usually used imperatively, as in a magician's command).