16-letter words containing a, d, r, i
- ambidextrousness — The state or quality of being ambidextrous.
- ambulance driver — a person whose job is to drive an ambulance
- amebic dysentery — a form of dysentery caused by an amoeba (Entamoeba histolytica)
- amending formula — a specified process or procedure by which a constitution may be amended
- american mustard — a mild yellow mustard
- american tragedy — a novel (1925) by Theodore Dreiser.
- amidinohydrazone — any of a group of pesticides, originally developed as antimalarial and antitubercular drugs, that impair cell respiration in cockroaches, red ants, and other insects.
- aminocitric acid — an amino acid, C 6 H 9 O 7 N, that is a component of calf thymus ribonucleoprotein.
- anabolic steroid — Anabolic steroids are drugs which people, especially athletes, take to make their muscles bigger and to give them more strength.
- analog recording — a method of sound recording in which an input audio waveform is converted to an analogous waveform.
- andreas vesalius — Andreas [ahn-dre-ahs] /ɑnˈdrɛ ɑs/ (Show IPA), 1514–64, Flemish anatomist.
- andrei vishinsky — Andrei Yanuarievich [uhn-dryey yi-noo-ah-ryi-vyich] /ʌnˈdryeɪ yɪ nuˈɑ ryɪ vyɪtʃ/ (Show IPA), 1883–1954, Soviet statesman.
- andromeda strain — a hypothetical microorganism, as might be developed from biological research, that if released would uncontrollably kill living things on earth
- angular diameter — the angle that the apparent diameter of a celestial object subtends at the eye of the observer.
- animal husbandry — the science of breeding, rearing, and caring for farm animals
- animated cartoon — a film produced by photographing a series of gradually changing drawings, etc, which give the illusion of movement when the series is projected rapidly
- anode resistance — (of a vacuum tube at a given level of output) the ratio of a small change in voltage of the anode to the corresponding small change in anode current.
- anthranilic acid — an aromatic acid, C6H4
- anti-aphrodisiac — Also, aphrodisiacal [af-ruh-duh-zahy-uh-kuh l, -sahy-] /ˌæf rə dəˈzaɪ ə kəl, -ˈsaɪ-/ (Show IPA). arousing sexual desire.
- anti-federalists — U.S. History. a member or supporter of the Antifederal party.
- antianxiety drug — any of various substances, as benzodiazepines, that are primarily used to treat various forms of anxiety and psychosomatic conditions.
- anxiety disorder — any of various mental disorders characterized by extreme anxiety and including panic disorder, post-traumatic stress disorder, and generalized anxiety disorder
- apple of discord — a golden apple inscribed "For the fairest". It was claimed by Hera, Athena, and Aphrodite, to whom Paris awarded it, thus beginning a chain of events that led to the Trojan War
- applied research — research that is put to practical use
- appraisal method — a method used for the appraisal of an employee
- april fool's day — April Fool's Day is the 1st of April, the day on which people traditionally play tricks on each other.
- april fools' day — April 1, a day when practical jokes or tricks are played on unsuspecting people.
- arachidonic acid — a fatty acid occurring in animal cells: the metabolic precursor of several groups of biologically active substances, including prostaglandins
- arctic red river — a river in the W Northwest Territories, Canada, flowing NW to the Mackenzie River. 310 miles (500 km) long.
- armed neutrality — military preparedness without commitment, especially as the expressed policy of a neutral nation in wartime; readiness to counter with force an invasion of rights by any belligerent power.
- arsenic trioxide — a white poisonous powder used in the manufacture of glass and as an insecticide, rat poison, and weedkiller. Formula: As2O3
- artificial blood — a chemical emulsion, capable of carrying oxygen and carbon dioxide, for temporary use as a blood substitute in medical emergencies or when a patient objects to blood transfusions on religious grounds.
- as distinct from — If you say that you are talking about one thing as distinct from another, you are indicating exactly which thing you mean.
- ascending rhythm — rising rhythm.
- asparaginic acid — aspartic acid.
- assigned numbers — (standard) The RFC STD 2 documenting the currently assigned values from several series of numbers used in network protocol implementations. This RFC is updated periodically and, in any case, current information can be obtained from the Internet Assigned Numbers Authority (IANA). If you are developing a protocol or application that will require the use of a link, socket, port, protocol, etc., you should contact the IANA to receive a number assignment.
- assistant editor — a person who assists an editor in their work
- associate degree — An associate degree is a college degree that is awarded to a student who has completed a two-year course of study.
- at liberty to do — If someone is at liberty to do something, they have been given permission to do it.
- athanasian creed — a profession of faith widely used in the Western Church which, although formerly attributed to Athanasius, probably originated in Gaul between 381 and 428 ad
- atmospheric tide — a movement of atmospheric masses caused by the gravitational attraction of the sun and moon and by daily solar heating.
- attitude problem — a frame of mind perceived by others to be hostile or uncooperative
- audience chamber — a room where a monarch or head of state conducts formal interviews
- audience figures — the number of people regularly watching a television programme or listening to a radio programme
- audio conference — a meeting that is conducted by the use of audio telecommunications
- auditory aphasia — aphasia in which there is no comprehension of spoken words; word deafness.
- auditory vesicle — the pouch that is formed by the invagination of an ectodermal placode and that develops into the internal ear.
- automatic redial — a telephone service feature whereby the last number dialed is automatically called again, either after a specified time or when activated by the user.
- autoradiographic — Of or pertaining to an autoradiograph, a radiographic image produced by the decay of a radioactive substance.
- avian diphtheria — a virus disease of chickens and other birds characterized by warty excrescences on the comb and wattles, and often by diphtherialike changes in the mucous membranes of the head.