16-letter words containing c, o, r, i, u
- buckthorn family — the plant family Rhamnaceae, characterized by shrubs and trees having alternate, simple leaves, clusters of small flowers, and fruit in the form of a drupe or capsule, and including the buckthorn, cascara, and New Jersey tea.
- bullock's oriole — a common oriole, Icterus galbula bullockii, of western North America: a subspecies of the northern oriole.
- burnt-tip orchid — a small orchid, Orchis ustulata, resembling the lady orchid, having dark reddish-brown hoods that give a burnt look to the tip of the flower spike
- butterfly orchid — an orchid (Oncidium papilio) with reddish flowers, native to South America
- calcium chloride — a white deliquescent salt occurring naturally in seawater and used in the de-icing of roads and as a drying agent. Formula: CaCl2
- calcium fluoride — a white, crystalline compound, CaF 2 , insoluble in water, occurring in nature as the mineral fluorite: used as a flux in metallurgy and as a decay preventive in dentifrices.
- california quail — a quail, Callipepla californica, of the western coast of the U.S., having grayish-brown plumage with black, white, and chestnut markings.
- carbon bisulfide — carbon disulfide
- carbon disulfide — a heavy, volatile, colorless liquid, CS2, highly flammable and poisonous, used as a solvent, insecticide, etc.
- cardiac neurosis — an anxiety reaction characterized by quick fatigue, shortness of breath, rapid heartbeat, dizziness, and other cardiac symptoms, but not caused by disease of the heart.
- carolus linnaeus — Carolus [kar-uh-luh s] /ˈkær ə ləs/ (Show IPA), (Carl von Linné) 1707–78, Swedish botanist.
- carpatho-ukraine — a region in W Ukraine: ceded by Czechoslovakia in 1945.
- cedar revolution — the popular protests in 2005 that brought down the Lebanese cabinet and prompted Syria to withdraw its troops from Lebanon
- charles coughlin — Charles Edward ("Father Coughlin") 1891–1979, U.S. Roman Catholic priest, activist, radio broadcaster, and editor, born in Canada.
- check-in counter — The check-in counter at an airport or hotel is the counter or desk where you check in.
- chemoautotrophic — producing organic matter by the use of energy obtained by oxidation of certain chemicals with carbon dioxide as the carbon source
- chemotherapeutic — of or used in chemotherapy
- chicken mushroom — an edible yellow-to-orange bracket fungus, Laetiporus sulphureus, common on tree trunks, in which it causes wood decay.
- cholera infantum — an often fatal form of gastroenteritis occurring in infants, not of the same cause as cholera but having somewhat similar characteristics.
- chorionic villus — one of the branching outgrowths of the chorion that, together with maternal tissue, form the placenta.
- chromatic number — (mathematics) The smallest number of colours necessary to colour the nodes of a graph so that no two adjacent nodes have the same colour. See also: four colour map theorem.
- chromic fluoride — a green, crystalline, water-insoluble powder, CrF 3 ⋅4H 2 O or CrF 3 ⋅9H 2 O: used chiefly in printing and dyeing woolens.
- chromium dioxide — a chemical compound used as a magnetic coating on cassette tapes; chromium(IV) oxide. Formula: CrO2
- chromium plating — plating, often for decorative effect, made of chromium
- chronic glaucoma — Ophthalmology. abnormally high fluid pressure in the eye, most commonly caused either by blockage of the channel through which aqueous humor drains (open-angle glaucoma or chronic glaucoma) or by pressure of the iris against the lens, which traps the aqueous humor (angle-closure glaucoma or acute glaucoma)
- circumambulation — The act of walking around something in a circle, especially for a ritual purpose.
- circumlocutional — Of or relating to circumlocution : circumlocutionary.
- circumlocutorily — In a circumlocutory manner.
- circumnavigation — to sail or fly around; make the circuit of by navigation: to circumnavigate the earth.
- circumnavigatory — Pertaining to circumnavigation.
- 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.
- cleaning product — a detergent or other household cleaner
- cloak-and-suiter — a manufacturer or seller of clothing.
- cloistered vault — a vault having the form of a number of intersecting coves.
- closing argument — In a court case, a lawyer's closing argument is their final speech, in which they give a summary of their case.
- cogito, ergo sum — I think, therefore I am; the basis of Descartes' philosophy
- collective fruit — multiple fruit
- collision course — If two or more people or things are on a collision course, there is likely to be a sudden and violent disagreement between them.
- combination drug — a medication comprised of set dosages of two or more separate drugs.
- combined honours — (in British education) a degree course that includes more than one subject
- come full circle — to arrive back at one's starting point
- commensurability — The quality of being commensurable or commensurate.
- communitarianism — A theory or system of social organization based on small self-governing communities.
- community center — A community center is a place that is specially provided for the people, groups, and organizations in a particular area, where they can go in order to meet one another and do things.
- community centre — A community centre is a place that is specially provided for the people, groups, and organizations in a particular area, where they can go in order to meet one another and do things.
- community charge — (formerly in Britain) a flat-rate charge paid by each adult in a community to his or her local authority in place of rates
- community church — an independent or denominational church in a particular community.
- community leader — a leading figure in a community
- community spirit — willingness and desire to participate in activities that promote a community