15-letter words containing p, o
- casters-up mode — [IBM, probably from slang belly up] Yet another synonym for "broken" or "down". Usually connotes a major failure. A system (hardware or software) which is "down" may be already being restarted before the failure is noticed, whereas one which is "casters up" is usually a good excuse to take the rest of the day off (as long as you're not responsible for fixing it).
- castner process — a process for extracting sodium from sodium hydroxide, devised by Hamilton Young Castner (1858–98)
- catastrophising — Present participle of catastrophise.
- catastrophizing — Present participle of catastrophize.
- celandine poppy — a poppy, Stylophorum diphyllum, of the east-central U.S., having one pair of deeply lobed leaves and yellow flowers.
- cell disruption — Cell disruption is when a biological material becomes smaller to release proteins and enzymes.
- cephalochordate — any chordate animal of the subphylum Cephalochordata, having a fishlike body and no vertebral column; lancelet
- cephalohematoma — A hemorrhage of blood between the skull and periosteum of a newborn baby secondary to rupture of blood vessels crossing the periosteum.
- cephalothoracic — the anterior part of the body in certain arachnids and crustaceans, consisting of the coalesced head and thorax.
- cephalothoraxes — Plural form of cephalothorax.
- chairpersonship — a person who presides over a meeting, committee, board, etc.
- chandler period — the period of the oscillation (Chandler wobble) of the earth's axis, varying between 416 and 433 days.
- channel hopping — (chat) To rapidly switch channels on IRC, or a GEnie chat board. This term may derive from the TV idiom, "channel surfing".
- channel-hopping — Channel-hopping means switching quickly between different television channels because you are looking for something interesting to watch.
- charleston peak — a mountain in SE Nevada: highest peak in the Spring Mountains. 11,919 feet (3635 meters).
- chartophylacium — (in a medieval church) a place for the keeping of records and documents.
- check protector — checkwriter.
- chemoautotrophs — Plural form of chemoautotroph.
- chemoautotrophy — the process of deriving energy through oxidizing inorganic chemical compounds, as opposed to photosynthesis
- chemolithotroph — Chemoautotroph.
- chemoprevention — the prevention of disease, esp cancer, by means of chemical agents
- chemopsychiatry — the study and application of chemical substances in psychiatry
- chenopodiaceous — belonging to the Chenopodiaceae, formerly the goosefoot family, now considered part of the amaranth family of plants.
- chenopodium oil — a colorless or yellowish oil obtained from the seeds and leaves of Mexican tea, used chiefly in medicine as an agent for killing or expelling intestinal worms.
- chest protector — a protective pad worn over the chest by a catcher or umpire to shield the body from foul tips.
- chief inspector — an officer of high rank in British police forces
- chief of police — (in the US) the head of a regional or municipal police department
- chimney-pot hat — a high silk hat; top hat.
- chiropterophily — Pollination by bats.
- chloramphenicol — a broad-spectrum antibiotic used esp in treating typhoid fever and rickettsial infections: obtained from the bacterium Streptomyces venezuelae or synthesized. Formula: C11H12N2O5Cl2
- cholangiography — radiographic examination of the bile ducts after the introduction into them of a contrast medium
- chop and change — When people chop and change, they keep changing their minds about what to do or how to act.
- chopped almonds — almonds cut into small pieces
- choral speaking — recitation of poetry, dramatic pieces, etc. by a chorus of speakers
- chorale prelude — a composition for organ using a chorale as a cantus firmus or as the basis for variations
- chromatographer — A person skilled in chromatography or who operates a chromatograph.
- chromatographic — (analytical chemistry) Of or pertaining to chromatography.
- chromium-plated — having been plated with chromium
- chromoxylograph — a coloured print created from printing with wooden blocks
- ciliary process — one of the folds on the ciliary body, connected with the suspensory ligament of the crystalline lens.
- cineangiography — the use of motion-picture recording to trace the passage of dye through blood vessels, for the diagnosis of heart and blood vessel disease
- cinematographed — a motion-picture projector.
- cinematographer — A cinematographer is a person who decides what filming techniques should be used during the shooting of a film.
- cinematographic — a motion-picture projector.
- cinemicrography — the making of a film through the lens of a microscope
- cineradiography — the filming of motion pictures through a fluoroscope or x-ray machine.
- circumscription — the act of circumscribing or the state of being circumscribed
- clamp down (on) — to become more strict (with)
- claustrophobics — Plural form of claustrophobic.
- cleptoparasites — Plural form of cleptoparasite.