12-letter words containing i, o, a
- cationically — in a cationic manner
- cauliflowers — Plural form of cauliflower.
- causationism — the theory of universal causation
- causationist — a person who believes in the theory of universal causation
- caustic soda — Caustic soda is a powerful chemical substance used to make strong soaps and clean drains.
- cautiousness — showing, using, or characterized by caution: a cautious man; To be cautious is often to show wisdom.
- cavaco silva — Aníbal (aˈnibal). born 1939, Portuguese statesman; prime minister (1985–95); president (2006–16)
- cavity block — a precast concrete block that contains a cavity or cavities
- cavo-relievo — a relief sculpture in which the highest point in the carving is below the level of the original surface
- cebocephalic — Exhibiting or relating to cebocephaly.
- celebrations — Plural form of celebration.
- centimorgans — Plural form of centimorgan.
- centroclinal — of, relating to, or designating a rock formation in which the strata slope down and in towards a central point or area
- centrolinead — a drafting instrument for drawing lines converging on a vanishing point outside the drawing.
- centrolineal — Of lines, converging to a centre.
- centuriation — the process or act of dividing land into centuries or equal areas undertaken by the Romans
- cephalopodic — relating to or resembling a cephalopod
- ceratopsians — Plural form of ceratopsian.
- cerebrations — Plural form of cerebration.
- cerebrotonia — a personality type characterized by restraint, alertness, and an intellectual approach to life: said to be correlated with an ectomorph body type
- ceremonially — of, relating to, or characterized by ceremony; formal; ritual: a ceremonial occasion.
- ceroplastics — the art of wax modelling
- cerotic acid — white insoluble odourless wax
- cessationism — The concept, amongst most Christians, that the works of the Holy Spirit (speaking in tongues, prophecy, healing, and miracles) ceased at some point in history.
- cessationist — One who subscribes to cessationism.
- 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.
- chalazogamic — relating to the process of chalazogamy
- chalcogenide — a binary compound consisting of a chalcogen and at least one other electropositive element
- chalcolithic — of or relating to a period characterized by the use of both stone and bronze implements
- 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
- championship — A championship is a competition to find the best player or team in a particular sport.
- changchiakou — Zhangjiakou
- change point — a point to which a foresight and backsight are taken in levelling; turning point
- 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
- cheiloplasty — plastic surgery of the lip.
- cheluviation — the leaching of chelates through soil
- 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.
- chickahominy — a member of a North American Indian tribe of the Powhatan confederacy that inhabited eastern Virginia.
- child labour — the full-time employment of children below a minimum age laid down by statute
- chiliahedron — a thousand-sided polyhedron