12-letter words containing o, p, h, r, i
- normal pitch — relative point, position, or degree: a high pitch of excitement.
- np-hilarious — (humour) An algorithm whose complexity is a joke, either literally, as in BogoSort, or metaphorically.
- observership — someone or something that observes.
- octastrophic — having or containing eight verses or strophes
- oligophrenia — less than normal mental development.
- oligophrenic — less than normal mental development.
- oligotrophic — (of a lake) characterized by a low accumulation of dissolved nutrient salts, supporting but a sparse growth of algae and other organisms, and having a high oxygen content owing to the low organic content.
- ombrophilous — (of plants) tolerant of wet conditions
- on shipboard — on board a ship
- operatorship — (in the oil and gas industries) the right to operate a well, field, or other oil source.
- ophiolatrous — of, relating to, or practising snake-worshipping
- ophiomorphic — snakelike in form, or resembling the form of a snake
- opisthograph — a manuscript, parchment, or book having writing on both sides of the leaves.
- oreopithecus — a genus of fossil primate from the Miocene coal deposits of Italy, formerly considered to be a possible hominid.
- ornithomorph — the artistic representation of a bird
- ornithophily — pollination of flowers by birds
- ornithopters — Plural form of ornithopter.
- ornithoscopy — divination from the observation of birds
- orographical — relating to the study of mountains
- orthographic — of or relating to orthography.
- orthopaedics — (used with a singular verb) the medical specialty concerned with correction of deformities or functional impairments of the skeletal system, especially the extremities and the spine, and associated structures, as muscles and ligaments.
- orthopaedist — Alternative spelling of orthopedist.
- orthopedical — (American spelling) Alternative form of orthopaedical.
- orthopterist — someone who studies the Orthoptera
- orthopteroid — (zoology) Any of the insects historically included in the order Orthoptera, including the cockroaches, earwigs, praying mantises, etc.
- orthotropism — Botany. orthotropic tendency or growth.
- oscillograph — 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.
- overemphasis — excessive or undue emphasis.
- overemphatic — excessive or undue emphasis.
- overlordship — a person who is lord over another or over other lords: to obey the will of one's sovereign and overlord.
- overshipment — an act or instance of shipping freight or cargo.
- paedomorphic — showing signs of paedomorphism
- paimio chair — a chair developed by Alvar Aalto between 1930 and 1933, having two continuous, ribbonlike elements made of bent laminated birch veneers forming the arms and legs and supporting a sheet of bent plywood that forms the back and seat.
- pakeha māori — (in the 19th century) a European who adopted the Māori way of life
- panchromatic — sensitive to all visible colors, as a photographic film.
- parachronism — a chronological error in which a person, event, etc., is assigned a date later than the actual one.
- paramorphine — thebaine.
- paramorphism — the process by which a paramorph is formed.
- paranthelion — a bright spot in the sky caused by refraction and occurring at an angular distance from the sun of between 90° and 140°
- paraphimosis — inability to retract the penis into the prepuce as a result of narrowing of the prepuce
- parapophysis — the process of a vertebra
- parasphenoid — a bone next to the sphenoid bone in the skull of some animals
- parish house — a building used by a church chiefly for administrative and social purposes.
- parochialise — to make parochial.
- parochialism — a parochial character, spirit, or tendency; excessive narrowness of interests or view; provincialism.
- parochialist — a parochial character, spirit, or tendency; excessive narrowness of interests or view; provincialism.
- parochialize — to make parochial.
- parting shot — a threat, insult, condemnation, sarcastic retort, or the like, uttered upon leaving.
- pearl hominy — whole or ground hulled corn from which the bran and germ have been removed by bleaching the whole kernels in a lye bath (lye hominy) or by crushing and sifting (pearl hominy)
- pedomorphism — a speeding up of the rate of development, resulting in an adult form that has the appearance of its larval or juvenile ancestor.