15-letter words containing o, r
- charlottesville — city in central Va.: pop. 45,000
- charm offensive — If you say that someone has launched a charm offensive, you disapprove of the fact that they are being very friendly to their opponents or people who are causing problems for them.
- chartophylacium — (in a medieval church) a place for the keeping of records and documents.
- chaulmoogra oil — a brownish-yellow oil or soft fat expressed from the seeds of a chaulmoogra tree, used formerly in the treatment of leprosy and skin diseases.
- check protector — checkwriter.
- chelsea tractor — a four-by-four
- chemoattractant — a chemical substance that provokes chemotaxis, esp one that causes a bacterium to move in the direction in which its concentration is increasing
- 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
- chemosterilants — Plural form of chemosterilant.
- chest protector — a protective pad worn over the chest by a catcher or umpire to shield the body from foul tips.
- chicken cholera — fowl cholera.
- chicken lobster — a young lobster weighing 1 pound (0.4 kg) or less.
- chief inspector — an officer of high rank in British police forces
- children of god — a highly disciplined, fundamentalist Christian sect, active especially in the early 1970s, whose mostly young converts live in communes.
- children's home — care institution for minors
- children's hour — a play (1934) by Lillian Hellman.
- chile con carne — chili con carne
- chili con carne — Chili con carne is a dish made from meat, with a thick sauce of tomatoes, and powdered or fresh chilies.
- chinless wonder — a person, esp an upper-class one, lacking strength of character
- chiropterophily — Pollination by bats.
- chloral hydrate — a colourless crystalline soluble solid produced by the reaction of chloral with water and used as a sedative and hypnotic; 2,2,2-trichloro-1,1-ethanediol. Formula: CCl3CH(OH)2
- chloramphenicol — a broad-spectrum antibiotic used esp in treating typhoid fever and rickettsial infections: obtained from the bacterium Streptomyces venezuelae or synthesized. Formula: C11H12N2O5Cl2
- chocolate brown — a dark brown
- cholangiography — radiographic examination of the bile ducts after the introduction into them of a contrast medium
- cholecalciferol — a compound occurring naturally in fish-liver oils, used to treat rickets. Formula: C27H44O
- cholesterolemia — the presence of an abnormal amount of cholesterol in the blood.
- cholinergically — in a cholinergic manner
- chondrosarcomas — Plural form of chondrosarcoma.
- chondroskeleton — the cartilaginous part of the skeleton of vertebrates
- 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
- chorda tendinea — any of the tendons extending from the papillary muscles to the atrioventricular valves and preventing the valves from moving into the atria during ventricular contraction.
- chorioallantoic — relating to the chorioallantois
- chorioallantois — the membrane of a fetus that is formed by the merging of the allantois and the chorion
- choriocarcinoma — a cancer that occurs during pregnancy in the uterus
- chorioretinitis — (medicine) An inflammation of the choroid and retina of the eye.
- christcross-row — the alphabet.
- christmas carol — a joyful hymn or religious song, celebrating the birth of Christ
- chromatic scale — a twelve-note scale including all the semitones of the octave
- chromatographer — A person skilled in chromatography or who operates a chromatograph.
- chromatographic — (analytical chemistry) Of or pertaining to chromatography.
- chromic acetate — a grayish-green, water-soluble powder, Cr(C 2 H 3 O 2) 3 ⋅H 2 O, used chiefly as a mordant in dyeing and printing textiles.
- chromium-plated — having been plated with chromium
- chromosome band — any of the transverse bands that appear on a chromosome after staining. The banding pattern is unique to each type of chromosome, allowing characterization
- chromoxylograph — a coloured print created from printing with wooden blocks
- chronic disease — long-term illness