12-letter words containing c, o, r, p
- obcompressed — compressed or flattened in a way opposite to the usual, as back to front instead of side to side.
- oceanography — the branch of physical geography dealing with the ocean.
- octastrophic — having or containing eight verses or strophes
- office party — a party or informal social gathering for all the employees in a particular organization or department
- oil producer — a country with reserves of oil
- 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.
- omnipresence — present everywhere at the same time: the omnipresent God.
- on principle — an accepted or professed rule of action or conduct: a person of good moral principles.
- onychophoran — any small, predatory, caterpillarlike animal of the phylum Onychophora, common in tropical forests, having stubby legs ending in pincers.
- oophorectomy — the operation of removing one or both ovaries; ovariectomy.
- open circuit — a discontinuous circuit through which no current can flow.
- open cluster — a comparatively young, irregularly shaped group of stars, often numbering up to several hundred, and held together by mutual gravitation; usually found along the central plane of the Milky Way and other galaxies.
- open verdict — law: coroner's jury finding
- operatically — of or relating to opera: operatic music.
- ophiomorphic — snakelike in form, or resembling the form of a snake
- optic center — a point about ten percent above the exact center of a printed page or layout.
- optical grep — vgrep
- optometrical — the practice or profession of examining the eyes, by means of suitable instruments or appliances, for defects in vision and eye disorders in order to prescribe corrective lenses or other appropriate treatment.
- oreopithecus — a genus of fossil primate from the Miocene coal deposits of Italy, formerly considered to be a possible hominid.
- organoleptic — perceived by a sense organ.
- organotropic — designating or of a substance or virus that travels predominantly to a specific organ
- 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.
- orthopedical — (American spelling) Alternative form of orthopaedical.
- 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.
- osmoreceptor — A sensory receptor, primarily found in the hypothalamus of most homeothermic organisms, that detects changes in osmotic pressure.
- osteoporotic — of, relating to, or caused by osteoporosis.
- outcroppings — Plural form of outcropping.
- outreproduce — to reproduce more prolifically than
- over-complex — composed of many interconnected parts; compound; composite: a complex highway system.
- over-precise — definitely or strictly stated, defined, or fixed: precise directions.
- overcapacity — capacity beyond what is normal, allowed, or desirable.
- overcompress — to compress, squeeze or condense excessively
- overcropping — Agriculture. to crop (land) to excess; exhaust the fertility of by continuous cropping.
- overemphatic — excessive or undue emphasis.
- overexplicit — excessively explicit
- overpurchase — to acquire by the payment of money or its equivalent; buy.
- overseas cap — a soft, brimless military cap
- pachycarpous — having a thick pericarp
- pachydermous — any of the thick-skinned, nonruminant ungulates, as the elephant, hippopotamus, and rhinoceros.
- pacific rose — a large variety of eating apple from New Zealand, with sweet flesh
- pack rolling — the hot rolling of metal sheets in two or more thicknesses to produce composite sheets.
- package tour — a planned tour in which one fee is charged for all expenses: offering package tours of the chateau country.
- packed tower — A packed tower is a tall distillation vessel which uses packing.
- packet radio — (communications, radio) The use of packet switched communications protocols in large networks (i.e not wireless LANs or Bluetooth) having wireless links to terminals at least. Packet radio is split into amateur packet radio (AX25) and General Packet Radio Service (GRPS).
- 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.