16-letter words containing c, t, h
- christmas beetle — any of various greenish-gold Australian scarab beetles of the genus Anoplognathus, which are common in summer
- christmas cactus — a Brazilian cactus, Schlumbergera (formerly Zygocactus) truncatus, widely cultivated as an ornamental for its showy red flowers
- christmas dinner — the main meal on Christmas day, eaten any time in the afternoon or evening
- christmas factor — a protein implicated in the process of blood clotting, the lack of which causes Christmas disease
- christmas hamper — a collection of seasonal delicacies, often housed in a wicker hamper, which people or organizations give as Christmas presents
- christmas island — an island in the Indian Ocean, south of Java: administered by Singapore (1900–58), now by Australia; phosphate mining. Pop: 1496 (2013 est). Area: 135 sq km (52 sq miles)
- christmas lights — strings of lights put up in the Christmas period to decorate houses
- 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.
- chromatographies — Plural form of chromatography.
- chromium plating — plating, often for decorative effect, made of chromium
- chromolithograph — a picture produced by chromolithography
- chryselephantine — (of ancient Greek statues) made of or overlaid with gold and ivory
- church expectant — the church living in its earthly struggles and in anticipation of God's ultimate victory at the Final Judgment.
- chymotrypsinogen — the inactive precursor of chymotrypsin
- chytridiomycosis — An infectious disease of amphibians caused by the chytrid fungus.
- cigarette holder — A cigarette holder is a narrow tube that you can put a cigarette into in order to hold it while you smoke it.
- circuit switched — circuit switching
- civilian clothes — not military uniform
- clay-with-flints — a deposit of stiff clay containing unworn whole flints in the S England
- clean technology — techniques used in manufacturing processes that minimize the damage caused to the environment
- clearsightedness — The property of being clearsighted.
- close by/at hand — Something that is close by or close at hand is near to you.
- cluster headache — a type of recurrent headache characterized by sudden onset and intense pain on one side of the face near the eye
- cochineal cactus — a treelike cactus, Nopalea cochenillifera, of Mexico and Central America, that is a principal source of food of the cochineal insect.
- cochineal insect — a Mexican homopterous insect, Dactylopius coccus, that feeds on cacti
- cochlear implant — a device that stimulates the acoustic nerve in the inner ear in order to produce some form of hearing in people who are deaf from inner ear disease
- cock of the walk — a person who asserts himself or herself in a strutting pompous way
- cock-of-the-rock — either of two tropical South American birds, Rupicola rupicola or R. peruviana, having an erectile crest and (in the male) a brilliant red or orange plumage: family Cotingidae (cotingas)
- cog in the wheel — small part of a large system
- coherence theory — the theory of truth that every true statement, insofar as it is true, describes its subject in the totality of its relationship with all other things.
- coherent control — the use of nonrandom radiation, especially a laser beam, to change an atomic, electronic, or molecular system's behavior.
- coital exanthema — a common venereal disease affecting horses and cattle, caused by a virus and characterized by the appearance of pustules on the mucous membranes of the genital organs and neighboring skin.
- colonial heights — a town in central Virginia.
- columbia heights — a city in SE Minnesota, near Minneapolis.
- combination shot — a shot in pool in which the cue ball strikes at least one object ball before contact is made with the ball to be pocketed.
- combining weight — the atomic weight of an atom or radical divided by its valence.
- common logarithm — a logarithm to the base ten. Usually written log or log10
- commonwealth day — the anniversary of Queen Victoria's birth, May 24, celebrated (now on the second Monday in March) as a holiday in many parts of the Commonwealth
- 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 school — a school offering some nonacademic activities related to life in a particular community and often serving as a community centre
- comparable worth — the doctrine that a woman's and man's pay should be equal when their work requires equal training, skills, and responsibilities.
- composite school — a secondary school offering both academic and nonacademic courses
- concertina crash — a collision in which vehicle after vehicle hits the one ahead in a sequence of events triggered by the first car crash
- connect the dots — join dots to form a picture
- considering that — You use considering that to indicate that you are thinking about a particular fact when making a judgment or giving an opinion.
- consulting hours — the hours during which health practitioners are available for consultation
- continuous hinge — a long narrow hinge that runs the full length of the two surfaces to which its leaves are joined.
- contour feathers — feathers that form the surface plumage of a bird and determine the outer contour, including the wing and tail feathers
- convector heater — A convector heater is a heater that heats a room by means of hot air.