16-letter words containing a, h, n
- chemical element — chemistry: substance
- chemical peeling — a cosmetic process in which a substance containing a chemical (esp alpha-hydroxy acids) is applied to the skin of the face and peeled away to remove a layer of dead cells
- chemical weapons — toxic chemicals used as weapons
- chequing account — (in Canada) account against which cheques can be drawn
- chernobyl packet — (networking) /cher-noh'b*l pak'*t/ A network packet that induces a broadcast storm and/or network meltdown, named in memory of the April 1986 nuclear accident at Chernobyl in Ukraine. The typical scenario involves an IP Ethernet datagram that passes through a gateway with both source and destination Ethernet address and IP address set as the respective broadcast addresses for the subnetworks being gated between. Compare Christmas tree packet.
- chian turpentine — turpentine (def 2).
- chiang ching-kuo — 1910–88, Chinese statesman; the son of Chiang Kai-shek. He was prime minister of Taiwan (1971–78); president (1978–88)
- chichagof island — an island of Alaska, in the Alexander Archipelago. Area: 5439 sq km (2100 sq miles)
- chief technician — a noncommissioned officer in the Royal Air Force junior to a flight sergeant
- childcare center — a place or business offering childcare for working parents
- children's panel — (in Scotland) a group of representatives of relevant agencies, with the power to deal with a child under sixteen who is in criminal or family trouble. Its hearings are private and replace most of the functions of juvenile courts
- chilean firebush — South American shrub with scarlet flowers
- chilli con carne — Chilli con carne is a dish made from minced meat, vegetables, and powdered or fresh chillies.
- chinese calendar — the former calendar of China, in which the year consisted of 12 lunar months with an intercalary month added seven times every 19 years to reconcile the lunar year of 354 days with the solar year of 365 days, time being reckoned in 60-year cycles with the first cycle dating from 2637 b.c.
- chinese cinnamon — cassia (def 1).
- chinese fan palm — a fan palm, Livistona chinensis, of southern Japan, having very large, deeply cleft leaves and bluish-green, ovalish fruit.
- chinese pavilion — crescent (def 6).
- chinese shar-pei — Shar-Pei.
- chinese snowball — a Chinese shrub, Viburnum macrocephalum, of the honeysuckle family, having scurfy, hairy twigs, hairy leaves, and white flowers in large, showy, globelike clusters.
- chinese windlass — differential windlass
- chinese wisteria — a high-climbing Chinese vine, Wisteria sinensis, of the legume family, having hanging clusters of fragrant, bluish-violet flowers and long, velvety pods.
- chinese-pavilion — a shape resembling a segment of a ring tapering to points at the ends.
- chipping sparrow — a common North American sparrow, Spizella passerina, having brown-and-grey plumage and a white eye stripe
- chlorinated lime — bleaching powder.
- chlorogenic acid — a colorless crystalline acid, C 16 H 18 O 9 , that is important in plant metabolism and is purportedly responsible for the browning or blackening of cut apples, potatoes, and other fruits and vegetables.
- chlorophenothane — DDT.
- chlorpheniramine — an antihistaminic compound, C 20 H 23 ClN 2 O 4 , used in treating the symptoms of allergies.
- choanoflagellate — any flagellate of the genera Monosiga and Proterospongia, having a protoplasmic collar encircling the base of the flagellum.
- cholangiographic — Relating to cholangiography.
- cholera infantum — an often fatal form of gastroenteritis occurring in infants, not of the same cause as cholera but having somewhat similar characteristics.
- chondrodysplasia — (medicine) A genetic disorder characterized by short-limbed dwarfism.
- chorioamnionitis — Inflammation of the fetal membranes (amnion and chorion) due to a bacterial infection, most often associated with prolonged labour.
- christian action — an inter-Church movement formed in 1946 to promote Christian ideals in society at large
- christmas dinner — the main meal on Christmas day, eaten any time in the afternoon or evening
- 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)
- 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.
- 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)
- 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.
- cinnamic alcohol — a white, water-insoluble, crystalline solid, C 9 H 10 O, having a hyacinthine odor, used chiefly as a scent in the manufacture of perfumes.
- civilian clothes — not military uniform
- clackmannanshire — a council area and historical county of central Scotland; became part of the Central region in 1975 but reinstated as an independent unitary authority in 1996; mainly agricultural. Administrative centre: Alloa. Pop: 47 680 (2003 est). Area: 142 sq km (55 sq miles)
- 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.
- 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