13-letter words containing a, c, e, n
- action figure — a small figure of a character from a film, television programme, comic book etc, designed as a toy and often collected by enthusiasts
- action replay — An action replay is a repeated showing, usually in slow motion, of an event that has just been on television.
- action-packed — full of activities, events and excitement
- active centre — the region in an enzyme molecule in which the reactive groups that participate in its action are juxtaposed
- active reason — an activity of intellect, embodying universal truth, potentially present in the mind of every individual, and when present, forming the only immortal part of the individual.
- actor-manager — a leading actor who produces and usually stars in his or her own productions: Sir Henry Irving was one of the first actor-managers.
- acylcarnitine — (organic chemistry) Any ester of carnitine and a carboxylic acid (especially a fatty acid).
- addictiveness — producing or tending to cause addiction: an addictive drug.
- adenoidectomy — surgical removal of the adenoids
- adenylic acid — nucleotide consisting of adenine, ribose or deoxyribose, and a phosphate group
- adrenalectomy — the surgical removal of one or both adrenal glands
- adularescence — (of certain gemstones, especially adularia) having a milky, bluish luster.
- adultolescent — a young adult or middle-aged person who has interests, traits, etc., that are usually associated with teenagers.
- advance guard — a military unit sent ahead of a main body to find gaps in enemy defences, clear away minor opposition, and prevent unexpected contact
- advance party — a small group of soldiers who go ahead of the main body of troops to prepare the way for their arrival, or any group that does the same thing or arrives ahead of the main body
- advance ratio — the ratio of wind speed along the axis of a rotor or propeller to the speed of the blade tip
- advection fog — fog caused by the movement of warm, moist air over a cold surface.
- adventuristic — relating to adventurism
- advice column — In a newspaper or magazine, the advice column contains letters from readers about their personal problems, and advice on what to do about them.
- aerodynamical — relating to aerodynamics
- aeromagnetics — the science of measuring magnetic characteristics associated with atmospheric conditions of the earth.
- aeromechanics — the mechanics of gases, esp air
- aestheticians — Plural form of aesthetician.
- affectionally — In an affectional manner.
- affectionated — Simple past tense and past participle of affectionate.
- affectionless — showing no affection or kindly disposition towards
- affectiveness — The property of being affective.
- affenpinscher — a small wire-haired breed of dog of European origin, having tufts of hair on the muzzle
- african grape — a watermelon.
- african plate — a major tectonic division of the earth's crust, comprising the African continent as well as adjacent ocean basins (the Canary, Cape Verde, Angola, Cape Agulhas, Somali, Madagascar, and Natal Basins), and bounded on the north by the Eurasian and Arabian Plates, on the east by mid-ocean ridges (the Southwest Indian, Mid-Indian, and Carlsberg Ridges), on the south by the Antarctic Plate, and on the west by the Mid-Atlantic Ridge.
- afro-american — African-American
- age allowance — an income tax allowance given to taxpayers aged 65 or over
- agro-economic — of or relating to a nation's agricultural economy, the financial problems of farmers as a group, etc.: mounting pressures on the agro-economic system.
- air ambulance — An air ambulance is a helicopter or plane that is used for taking people to hospital.
- air force one — the US Air Force plane used by the US president
- air injection — injection of liquid fuel into the cylinder of an internal-combustion engine, especially a diesel, by means of a jet of compressed air.
- aircraftwomen — Plural form of aircraftwoman.
- alectryomancy — an ancient form of divination, using a rooster to select grains of food placed on letters of the alphabet.
- aleman lacayo — Jose Arnoldo [hoh-zey ahr-nohl-doh] /hoʊˈzeɪ ɑrˈnoʊl doʊ/ (Show IPA), 1946–2002, president of Nicaragua 1997–2002.
- alice springs — a town in central Australia, in the Northern Territory, in the Macdonnell Ranges. Pop: 23 640 (2001)
- all-embracing — Something that is all-embracing includes or affects everyone or everything.
- all-inclusive — All-inclusive is used to indicate that a price, especially the price of a holiday, includes all the charges and all the services offered.
- allergenicity — causing allergic sensitization.
- alluvial cone — a steep, narrow, cone-shaped alluvial fan formed where a swift stream suddenly slows down, as where an upland stream emerges abruptly into a level plain
- alpha carinae — Canopus1
- alphanumerics — Plural form of alphanumeric.
- alpine chough — a bird of the crow family, Pyrrocorax graculus, found in the highest mountain regions of S Europe and central Asia, with a yellow bill, black plumage, and red legs
- amarantaceous — amaranthine
- ambient music — a style of popular music which aims to create a relaxing atmosphere
- american aloe — century plant