12-letter words containing r, i, c, o
- christophene — chayote.
- chromaticism — the use of chromatic tones.
- chromaticity — the quality of a colour or light with reference to its purity and its dominant wavelength
- chromatophil — Also, chromatophilic, chromatophilous [kroh-muh-tof-uh-luh s] /ˌkroʊ məˈtɒf ə ləs/ (Show IPA). chromophil (def 1).
- chromatopsia — an irregularity in the ability to see colours properly
- chromic acid — an unstable dibasic oxidizing acid known only in solution and in the form of chromate salts. Formula: H2CrO4
- chromidrosis — the secretion of pigmented sweat.
- chromiferous — Containing, or yielding chromium.
- chromophilia — the property of staining readily.
- chromophilic — Also, chromophilic, chromophilous [kroh-mof-uh-luh s] /kroʊˈmɒf ə ləs/ (Show IPA), chromatophilic, chromatophilous. staining readily.
- chromophobia — Lb biology The quality of being resistant to staining.
- chromophoric — any chemical group that produces color in a compound, as the azo group −N=N−.
- chronologies — Plural form of chronology.
- chronologise — Alternative spelling of chronologize.
- chronologist — a person versed in chronology.
- chronologize — to arrange in an order determined by when events took place
- chronometric — of a chronometer or chronometry
- chronophobia — Fear of the passing of time, or more generally of time itself.
- chronotropic — affecting the rate or timing of a physiologic process, as the heart rate.
- chrysomelids — Plural form of chrysomelid.
- chylomicrons — Plural form of chylomicron.
- chymotrypsin — a powerful proteolytic enzyme secreted from the pancreas in the form of chymotrypsinogen, being converted to the active form by trypsin
- chymotryptic — relating to chymotrypsin
- cichoraceous — relating to plants of the sub-order Cichoraceae
- cigar flower — the common name for a small, shrubby plant, Cuphea ignea, of the loosestrife family, native to Mexico and Jamaica, grown as an ornamental and houseplant: named for its red tubular flowers that resemble cigars.
- cigar holder — a mouthpiece of wood, ivory, etc, used for holding a cigar while it is smoked
- ciliary body — the part of the vascular tunic of the eye that connects the choroid with the iris
- cinder block — A cinder block is a large grey brick made from coal cinders and cement which is used for building.
- cinque ports — an association of ports on the SE coast of England, originally consisting of Hastings, Romney, Hythe, Dover, and Sandwich, which from late Anglo-Saxon times provided ships for the king's service in return for the profits of justice in their courts. The Cinque Ports declined with the growth of other ports and surrendered their charters in 1685
- circuitously — roundabout; not direct: a circuitous route; a circuitous argument.
- circulations — Plural form of circulation.
- circumboreal — of or having to do with plants and animals inhabiting boreal regions of North America and Eurasia
- circumcision — surgical removal of the foreskin of males
- circumfluous — flowing all around
- circumfusion — to pour around; diffuse.
- circumlocute — to speak in a circuitous way
- circumocular — surrounding the eye.
- circumrotary — Alternative form of circumrotatory.
- circumrotate — to turn like a wheel; rotate
- circumventor — to go around or bypass: to circumvent the lake; to circumvent the real issues.
- circumvolute — To roll, curl or twist around.
- circumvolved — Simple past tense and past participle of circumvolve.
- cirrocumulus — a high cloud of ice crystals grouped into small separate globular masses, usually occurring above 6000 metres (20 000 feet)
- cirrostratus — a uniform layer of cloud above about 6000 metres (20 000 feet)
- cirrus logic — (company) A manufacturer of integrated circuits including the Advanced RISC Machine and display interface processors and cards for use as Windows accelerators (requiring dedicated driver software).
- citron melon — a kind of fruit with a hard white flesh, that grows on a variety of watermelon plant (Citrullus lanatus var. citroides): used only candied or preserved
- cladosporium — any of the species of fungi in the genus Cladosporium
- claims ratio — The claims ratio is the percentage of claims costs incurred in relation to the premiums earned.
- clairvoyance — the alleged power of perceiving things beyond the natural range of the senses
- clairvoyancy — the faculty of clairvoyance