12-letter words containing o, h, i, r
- cataphoresis — electrophoresis
- catastrophic — Something that is catastrophic involves or causes a sudden terrible disaster.
- cathiodermie — a beauty treatment for the skin, which involves using electrotherapy
- cecil rhodes — Cecil John, 1853–1902, English colonial capitalist and government administrator in southern Africa.
- chaetiferous — having bristles
- chain locker — a compartment where the chain or cable of an anchor is stowed when the anchor is raised.
- chain smoker — person: smokes heavily
- chain-smoker — A chain-smoker is a person who chain-smokes.
- chairpersons — Plural form of chairperson.
- chalcopyrite — a widely distributed yellow mineral consisting of a sulphide of copper and iron in tetragonal crystalline form: the principal ore of copper. Formula: CuFeS2
- chalicothere — any of various very large extinct Tertiary horselike perissodactyl mammals that had clawed feet but otherwise resembled titanotheres
- channel iron — a rolled-steel bar with a U-shaped cross section
- charbroiling — Present participle of charbroil.
- charity shop — A charity shop is a shop that sells used goods cheaply and gives its profits to a charity.
- charity toss — a free shot given as a penalty for a foul
- charity work — unpaid work, usually fundraising, done in aid of a charity
- chemotrophic — any organism that oxidizes inorganic or organic compounds as its principal energy source.
- chemotropism — the growth response of an organism, esp a plant, to a chemical stimulus
- chicago fire — a three-day fire in Chicago, Ill., in 1871 that largely destroyed the city and took several hundred lives.
- chicharrones — A Hispanic dish; made of fried pork rinds.
- chiffonniere — a worktable of the 18th century, having several tiers of shallow drawers.
- child labour — the full-time employment of children below a minimum age laid down by statute
- child record — (database) A record lower in the hierarchical tree than a parent record; it is also directly liked to the parent and hierarchical databases.
- childcrowing — a disease which causes spasms of the vocal cords
- childproofed — Simple past tense and past participle of childproof.
- chili powder — Chili powder is a very hot-tasting powder made mainly from dried chilies. It is used in cooking.
- chiliahedron — a thousand-sided polyhedron
- chill factor — windchill factor
- chimney rock — a column of rock rising above the level of the surrounding area or isolated on the face of a steep slope.
- chimneyboard — a partition or a cover to shut off a fireplace
- chinese tour — a tour in which visitors are shown only what those in charge want them to see.
- chirognomist — someone who studies chirognomy
- chirographer — Alternative form of chirographist.
- chirographic — Of or relating to chirography.
- chiropractic — Chiropractic is the treatment of injuries by pressing and moving people's joints, especially the spine.
- chiropractor — A chiropractor is a person who treats injuries by chiropractic.
- chiropterans — Plural form of chiropteran.
- chirurgeonly — in the manner of a surgeon
- chivalrously — having the qualities of chivalry, as courage, courtesy, and loyalty.
- chloralamide — (chemistry) A compound of chloral and formic amide, used to induce sleep.
- chlorambucil — an alkylating drug derived from nitrogen mustard, administered orally in the treatment of leukaemia and other malignant diseases. Formula: C14H19Cl2NO2
- chlorapatite — (mineral) A variety of apatite containing chloride instead of fluoride.
- chloric acid — a strong acid with a pungent smell, known only in solution and in the form of chlorate salts. Formula: HClO3
- chlorimetric — of or relating to chlorimetry
- chlorinating — Present participle of chlorinate.
- chlorination — Chemistry. to combine or treat with chlorine. to introduce chlorine atoms into an organic compound by an addition or substitution reaction.
- chloroacetic — an acid made by chlorinating acetic acid
- chlorohydrin — any of a class of organic compounds containing a hydroxyl group and a chlorine atom
- chloropicrin — a colourless insoluble toxic lachrymatory liquid used as a pesticide and a tear gas; nitrotrichloromethane. Formula: CCl3NO2
- chlorospinel — a variety of spinel used as a gem, colored grass-green by the presence of copper.