13-letter words containing a, c, o, m
- chlamydospore — a thick-walled asexual spore of many fungi: capable of surviving adverse conditions
- chloromethane — methyl chloride.
- cholangiogram — an X-ray of the bile duct performed after administering dye into the ducts that shows up on the X-ray
- cholesteatoma — A destructive and expanding keratinizing squamous epithelium in the middle ear and/or mastoid process.
- cholesteremia — cholesterolemia.
- chondromatous — a benign cartilaginous tumor or growth.
- chrestomathic — (of teaching or learning) That has a practical use.
- christmas box — a tip or present given at Christmas, esp to postmen, tradesmen, etc
- chromatically — In a chromatic manner.
- chromaticness — the attribute of colour that involves both hue and saturation
- chromatograms — Plural form of chromatogram.
- chromatograph — a piece of equipment that provides the outcome of a chromatographic test
- chromatolysis — the dissolution of stained material, such as chromatin in injured cells
- chromatolytic — relating to chromatolysis
- chromatophile — Also, chromophilic, chromophilous [kroh-mof-uh-luh s] /kroʊˈmɒf ə ləs/ (Show IPA), chromatophilic, chromatophilous. staining readily.
- chromatophore — a cell in the skin of frogs, chameleons, etc, in which pigment is concentrated or dispersed, causing the animal to change colour
- chromesthesia — (neurology, psychology) sound-to-color synaesthesia.
- chromosomally — With reference to chromosomes.
- chromotherapy — the use of colour and light as a restorative therapy and to promote mental and physical well-being
- chymification — the process of turning into chyme
- ciceronianism — imitation of the style of Cicero, especially as practiced by some writers and orators during the Renaissance.
- cinco de mayo — May 5, anniversary of the victory of Mexico over French forces at Puebla in 1862: observed by Mexicans and Mexican-Americans
- cinema goers' — filmgoer.
- cinematograph — a combined camera, printer, and projector
- cinnamon bear — a reddish-brown variety of the American black bear
- cinnamon fern — a large, New World fern (Osmunda cinnamomea, family Osmundaceae) having sterile green fronds and other fronds that bear spores and turn a cinnamon color as the spores mature
- cinnamon teal — a small, freshwater, wild duck, Anas cyanoptera, of North and South America, having chiefly cinnamon-red plumage.
- circumorbital — (anatomy) Around the eye.
- citation form — the spoken form a word has when produced in isolation, such as when cited for purposes of illustration, as distinguished from the form it would have when produced in the normal stream of speech.
- ciudad madero — city in Tamaulipas state, EC Mexico: suburb of Tampico: pop. 160,000
- claim to fame — Someone's claim to fame is something quite important or interesting that they have done or that is connected with them.
- clamorousness — The state or quality of being clamorous.
- clamp down on — a device, usually of some rigid material, for strengthening or supporting objects or fastening them together.
- claymore mine — an antipersonnel mine designed to produce a direction-guided, fan-shaped pattern of fragments.
- cleistogamous — having small, unopened, self-pollinating flowers, usually in addition to the showier flowers
- cleptomaniacs — kleptomania.
- climatic zone — any of the eight principal zones, roughly demarcated by lines of latitude, into which the earth can be divided on the basis of climate
- climatization — to acclimate to a new environment.
- climatography — an account of a region's climate
- climatologist — A climatologist is someone who studies climates.
- cliometrician — An expert at cliometrics.
- close company — a company under the control of its directors or fewer than five independent participants
- close harmony — a type of singing in which all the parts except the bass lie close together and are confined to the compass of a tenth
- clotted cream — Clotted cream is very thick cream made by heating milk gently and taking the cream off the top. It is made mainly in the south west of England.
- cloud chamber — an apparatus for detecting high-energy particles by observing their tracks through a chamber containing a supersaturated vapour. Each particle ionizes molecules along its path and small droplets condense on them to produce a visible track
- clown anemone — a widely distributed anemone fish, Amphiprion ocellaris, having broad bands of orange and white: popular in home aquariums.
- co-management — the practice of managing something jointly
- coal measures — a series of coal-bearing rocks formed in the upper Carboniferous period; the uppermost series of the Carboniferous system
- coal merchant — a person engaged in the purchase and sale of coal for profit
- coalesced sum — (theory) (Or "smash sum") In domain theory, the coalesced sum of domains A and B, A (+) B, contains all the non-bottom elements of both domains, tagged to show which part of the sum they come from, and a new bottom element. D (+) E = { bottom(D(+)E) } U { (0,d) | d in D, d /= bottom(D) } U { (1,e) | e in E, e /= bottom(E) } The bottoms of the constituent domains are coalesced into a single bottom in the sum. This may be generalised to any number of domains. The ordering is bottom(D(+)E) <= v For all v in D(+)E (i,v1) <= (j,v2) iff i = j & v1 <= v2 "<=" is usually written as LaTeX \sqsubseteq and "(+)" as LaTeX \oplus - a "+" in a circle.