16-letter words containing n, a, h, i
- coping mechanism — something a person does to deal with a difficult situation
- cornelian cherry — a flowering tree of the dogwood family Cornus mas
- corona discharge — an electrical discharge appearing on and around the surface of a charged conductor, caused by ionization of the surrounding gas
- coronary cushion — a thick band of vascular tissue in the coronet of horses and other hoofed animals that secretes the horny wall of the hoof.
- covariant theory — the principle that physical laws have the same form and interrelations in any system of coordinates in which they are expressed.
- cowichan sweater — a heavy sweater of grey, unbleached wool with distinctive designs that were originally black-and-white but are now sometimes coloured: knitted originally by Cowichan Indians in British Columbia
- craftspersonship — The body of activities, skills, techniques, knowledge, and expertise pertinent to (a) particular craft(s).
- curtain-twitcher — a person who likes to watch unobserved what other people are doing
- dagwood sandwich — a thick sandwich filled with a variety of meats, cheeses, dressings, and condiments.
- darwin's finches — the finches of the subfamily Geospizinae of the Galapagos Islands, showing great variation in bill structure and feeding habits: provided Darwin with evidence to support his theory of evolution
- darwinian theory — Darwin's theory of evolution, which holds that all species of plants and animals developed from earlier forms by hereditary transmission of slight variations in successive generations, and that natural selection determines which forms will survive
- data warehousing — the use of large amounts of data taken from multiple sources to create reports and for data analysis
- database machine — (hardware) A computer or special hardware that stores and retrieves data from a database. It is specially designed for database access and is coupled to the main (front-end) computer(s) by a high-speed channel. This contrasts with a database server, which is a computer in a local area network that holds a database. The database machine is tightly coupled to the main CPU, whereas the database server is loosely coupled via the network.
- dealcoholization — to remove some or all of the alcohol from (a drink).
- dearborn heights — city in SE Mich.: suburb of Detroit: pop. 58,000
- debating chamber — a room where a legislative assembly holds debates
- dechristianizing — Present participle of dechristianize.
- deep in the past — long ago
- deep-sea fishing — the activity of catching fish that live in the deep parts of the sea
- dehumidification — Dehumidification is the removal of vapor from a gas-vapor mixture.
- dental hygienist — a dentist's assistant skilled in dental hygiene
- deoxyhaemoglobin — (biochemistry) The form of haemoglobin that has released its oxygen.
- devonshire cream — clotted cream.
- diacetylmorphine — heroin.
- dialysis machine — device: kidney treatment
- diamondback moth — a small moth Plutella xylostella that has diamond-shaped markings on the underside of its front wings that are visible when the wings are folded
- diethyl carbinol — a colorless, liquid isomer of amyl alcohol, (CH3CH2)2CHOH, used in drugs and as a solvent
- dihydroxyacetone — (organic compound) The compound CO(CH2OH)2 that has a number of industrial uses.
- dimethoxymethane — methylal.
- dimethylcarbinol — isopropyl alcohol.
- diphthongisation — The process by which a single vowel sound (monophthong) shifts to a two-vowel vocalization (diphthong).
- diphthongization — to change into or pronounce as a diphthong.
- discharging arch — an arch for taking some of the weight from a structural member beneath it.
- disenfranchising — Present participle of disenfranchise.
- disestablishment — to deprive of the character of being established; cancel; abolish.
- disfranchisement — to deprive (a person) of a right of citizenship, as of the right to vote.
- dishonorableness — The property of being dishonorable.
- district heating — a heating system in which centrally generated heat is distributed via ducts and pipes to multiple buildings or locations
- dorothy canfield — Dorothy, Fisher, Dorothy Canfield.
- drainage channel — a channel along which drained water flows away
- dredging machine — dredge1 (def 1).
- drunkard's chair — a low, deep armchair of the 18th century.
- dual citizenship — Also called dual nationality. the status of a person who is a legal citizen of two or more countries.
- dutch guinea pig — a breed of two-tone short-haired guinea pig
- dutch new guinea — a former name of Irian Jaya.
- earth-shattering — earthshaking.
- eastern whipbird — an Australian whipbird, Psophodes olivaceus
- ecological niche — niche (def 3).
- electromechanics — the engineering aspects of devices that are controlled by either static or magnetic electric charges
- electronic flash — Photography