14-letter words containing a, d, i, o
- ambassadorship — a diplomatic official of the highest rank, sent by one sovereign or state to another as its resident representative (ambassador extraordinary and plenipotentiary)
- ambidextrously — In an ambidextrous manner.
- aminoglycoside — of or relating to amino sugars in glycosidic linkage.
- aminopeptidase — an enzyme produced by the glands of the small intestine
- amniotic fluid — the fluid surrounding the fetus in the womb
- anacardiaceous — of, relating to, or belonging to the Anacardiaceae, a chiefly tropical family of trees and shrubs many of which have edible drupes. The family includes the cashew, mango, pistachio, and sumach
- ancient wisdom — pre-Christian knowledge, philosophy, and beliefs
- and no mistake — certainly
- andrew toolkit — (tool) (ATK) A portable user interface toolkit developed as part of the Andrew project, running on the X Window System and distributed with X11R5.
- androdioecious — (of a plant species) having hermaphrodite and male flowers on separate plants
- andromedotoxin — a poisonous substance found in various plants of the family Ericaceae, and in particular in plants of the genus Andromeda
- andromonoecism — the condition of being andromonoecious
- angelic doctor — an epithet of Saint Thomas Aquinas
- angle of slide — the minimum slope, measured in degrees from the horizontal, at which loose solid material will start to slide or flow.
- animadversions — Plural form of animadversion.
- animal kingdom — a category of living organisms comprising all animals
- anisodactylous — Zoology. having the toes unlike, or unequal in number.
- antaphrodisiac — Capable of reducing the sex drive.
- anthropoid ape — any primate of the family Pongidae, having no tail, elongated arms, and a highly developed brain. The group includes gibbons, orang-utans, chimpanzees, and gorillas
- anti-dogmatism — dogmatic character; unfounded positiveness in matters of opinion; arrogant assertion of opinions as truths.
- anti-education — the act or process of imparting or acquiring general knowledge, developing the powers of reasoning and judgment, and generally of preparing oneself or others intellectually for mature life.
- anti-oxidizing — to convert (an element) into an oxide; combine with oxygen.
- antidefamation — (of a group or organization) against defamation
- antidemocratic — opposed to the principles or practice of democracy
- antidepression — alleviating or preventing depression
- antidiarrhoeal — a drug used to prevent or treat diarrhoea
- antidromically — in an antidromic manner
- antimonic acid — antimony pentoxide.
- antiodontalgic — of use in the treatment of toothache
- antispasmodics — Plural form of antispasmodic.
- antoine domino — Antoine ("Fats") born 1928, U.S. rhythm-and-blues pianist, singer, and composer.
- appendectomies — Plural form of appendectomy.
- appendicectomy — surgical removal of any appendage, esp the vermiform appendix
- apsidal motion — the rotation of the major axis of an eccentric orbit in the plane of the orbit.
- arcado-cyprian — an ancient language group of eastern Greece.
- archaeocyathid — one of the marine invertebrates of the extinct phylum Archaeocyatha, widely distributed during the Cambrian Period, having a limy, typically conical or cylindrical skeleton composed of sievelike inner and outer walls.
- archidiaconate — the office, term of office, or area of jurisdiction of an archdeacon
- arctic redpoll — a finch, Carduelis hornemanni, of the family Fringillidae, which breeds in tundra birch forest
- arrivals board — a board showing the time of arrival of planes, trains or buses
- arrondissement — the largest administrative subdivision of a department
- arthroconidium — A kind of asexual fungal spore, typically produced by segmentation of pre-existing fungal hyphae.
- ascending node — the node through which an orbiting body passes as it moves to the north (opposed to descending node).
- assistance dog — a dog that has been specially trained to live with and accompany a disabled person, carrying out such tasks as prompting them to take medication or assisting them to cross a road
- associated gas — Associated gas is raw natural gas that comes through crude oil wells.
- at the outside — You use at the outside to say that you think that a particular amount is the largest possible in a particular situation, or that a particular time is the latest possible time for something to happen.
- atomic-powered — powered by atomic energy
- auction bridge — a variety of bridge, now generally superseded by contract bridge, in which all the tricks made score towards the game
- audio response — a computer response that is audible rather than textual or graphical
- audio-cassette — a cassette of tape on which sound only is recorded
- audiocassettes — Plural form of audiocassette.