16-letter words containing p, o, i, r
- bypass capacitor — a capacitor which provides a low-impedance path for alternating current while not passing any direct current
- bypass operation — an operation involving redirection of blood flow, either to avoid a diseased blood vessel or in order to perform heart surgery
- california poppy — a papaveraceous plant, Eschscholtzia californica, of the Pacific coast of North America, having yellow or orange flowers and finely divided bluish-green leaves
- campagna di roma — low-lying plain in central Italy, around Rome: c. 800 sq mi (2,072 sq km)
- cape cod lighter — a device for lighting a fire, as in a fireplace, consisting of a lump of nonflammable material on a metal rod, that is soaked in kerosene or the like and lighted with a match.
- capillary action — Also called capillary action, capillary attraction. Physics. a manifestation of surface tension by which the portion of the surface of a liquid coming in contact with a solid is elevated or depressed, depending on the adhesive or cohesive properties of the liquid.
- capillary-action — Also called capillary action, capillary attraction. Physics. a manifestation of surface tension by which the portion of the surface of a liquid coming in contact with a solid is elevated or depressed, depending on the adhesive or cohesive properties of the liquid.
- capitation grant — a grant of money given to every person who qualifies under certain conditions
- carbon footprint — Your carbon footprint is a measure of the amount of carbon dioxide released into the atmosphere by your activities over a particular period.
- carboxypeptidase — any of several digestive enzymes that catalyze the removal of an amino acid from the end of a peptide chain having a free carbonyl group.
- carnot principle — the principle that no heat engine can be more efficient than one operating on a Carnot cycle of reversible changes
- carpatho-ukraine — a region in W Ukraine: ceded by Czechoslovakia in 1945.
- carpenter gothic — (sometimes initial capital letters) a style of Victorian Gothic architecture adapted to the resources of contemporary woodworking tools and machinery.
- cartographically — the production of maps, including construction of projections, design, compilation, drafting, and reproduction.
- castor-oil plant — a tall euphorbiaceous Indian plant, Ricinus communis, cultivated in tropical regions for ornament and for its poisonous seeds, from which castor oil is extracted
- catastrophically — of the nature of a catastrophe, or disastrous event; calamitous: a catastrophic failure of the dam.
- cerebellopontine — (anatomy) Relating to the cerebellum and pons.
- chemoautotrophic — producing organic matter by the use of energy obtained by oxidation of certain chemicals with carbon dioxide as the carbon source
- chemolithotrophs — Plural form of chemolithotroph.
- chemoprophylaxis — the prevention of disease using chemical drugs
- chemoreceptivity — The ability of a sense organ to respond to a chemical stimulus.
- chemotherapeutic — of or used in chemotherapy
- chinese primrose — any plant of the genus Primula, as P. vulgaris (English primrose) of Europe, having yellow flowers, or P. sinensis (Chinese primrose) of China, having flowers in a variety of colors. Compare primrose family.
- chipping sparrow — a common North American sparrow, Spizella passerina, having brown-and-grey plumage and a white eye stripe
- chlordiazepoxide — a chemical compound used as a tranquillizer and muscle relaxant and in the treatment of delirium tremens. Formula: C16H14ClN3O
- chlorpheniramine — an antihistaminic compound, C 20 H 23 ClN 2 O 4 , used in treating the symptoms of allergies.
- cholangiographic — Relating to cholangiography.
- chondrodysplasia — (medicine) A genetic disorder characterized by short-limbed dwarfism.
- chromatographies — Plural form of chromatography.
- chromium plating — plating, often for decorative effect, made of chromium
- chromolithograph — a picture produced by chromolithography
- chymotrypsinogen — the inactive precursor of chymotrypsin
- circumscriptions — Plural form of circumscription.
- circumsporozoite — (biology, of a protein) Located on the surface of a sporozoite (and involved in host cell recognition and invasion); abbreviated as CS.
- civil air patrol — a voluntary organization performing emergency services, as assisting the U.S. Air Force on search missions, and offering aerospace-education and youth programs: founded 1941. Abbreviation: CAP.
- cleaning product — a detergent or other household cleaner
- cochlear implant — a device that stimulates the acoustic nerve in the inner ear in order to produce some form of hearing in people who are deaf from inner ear disease
- code of practice — A code of practice is a set of written rules which explains how people working in a particular profession should behave.
- colorado springs — a city and resort in central Colorado. Pop: 370 448 (2003 est)
- commercial paper — a short-term negotiable document, such as a bill of exchange, promissory note, etc, calling for the transference of a specified sum of money at a designated date
- commercial pilot — an airplane pilot licensed to transport passengers, goods, etc.
- commissionership — The role or office of commissioner.
- common partridge — a small Old World gallinaceous game bird, Perdix perdix
- community spirit — willingness and desire to participate in activities that promote a community
- companion ladder — a ladder that allows sailors to move up and down between the decks of the ship
- compartmentalise — to divide into categories or compartments.
- compartmentalize — To compartmentalize something means to divide it into separate sections.
- compartmentation — subdivision of a hull into spaces enclosed by watertight bulkheads and sometimes by watertight decks.
- complex fraction — a fraction in which the numerator or denominator or both contain fractions
- complex variable — a variable to which complex numbers may be assigned as value.