16-letter words containing a, c, r, o
- american cowslip — shooting star (def 2).
- amerigo vespucci — Amerigo [uh-mer-i-goh;; Italian ah-me-ree-gaw] /əˈmɛr ɪˌgoʊ;; Italian ˌɑ mɛˈri gɔ/ (Show IPA), (Americus Vespucius) 1451–1512, Italian merchant, adventurer, and explorer after whom America was named.
- 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.
- anal intercourse — a form of sexual intercourse in which the penis is inserted into the anus
- analog recording — a method of sound recording in which an input audio waveform is converted to an analogous waveform.
- ancestor worship — (in certain societies) the veneration of ancestors whose spirits are frequently held to possess the power to influence the affairs of the living.
- ancienne-lorette — a town in S Quebec, in E Canada.
- angiographically — By the use of angiography.
- angular velocity — the velocity of a body rotating about a specified axis measured as the rate of change of the angle subtended at that axis by the path of the body
- anharmonic ratio — cross ratio.
- 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 dark space — the dark region between the anode glow and the anode in a vacuum tube, occurring when the pressure is low.
- 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.
- anomalistic year — the interval between two successive passages of the earth through perihelion; 365.25964 mean solar days
- anopisthographic — a manuscript, parchment, or book having writing on only one side of the leaves.
- answer-back code — a unique code that identifies the telex machine to which a message is sent
- anthropocentrism — an anthropocentric theory or view.
- anthropometrical — Pertaining to anthropometry.
- anthroposemiotic — Of or pertaining to anthroposemiotics.
- anthroposophical — of or relating to anthroposophy
- anti-aphrodisiac — Also, aphrodisiacal [af-ruh-duh-zahy-uh-kuh l, -sahy-] /ˌæf rə dəˈzaɪ ə kəl, -ˈsaɪ-/ (Show IPA). arousing sexual desire.
- anti-consumerism — a modern movement for the protection of the consumer against useless, inferior, or dangerous products, misleading advertising, unfair pricing, etc.
- anti-monarchical — of, like, or pertaining to a monarch or monarchy.
- anti-romanticism — romantic spirit or tendency.
- anti-theoretical — of, relating to, or consisting in theory; not practical (distinguished from applied).
- anticholinergics — Plural form of anticholinergic.
- antipornographic — Opposing pornography.
- antirecessionary — used to counteract or offest the economic effects of a recession: the president's antirecessionary program.
- apostolic church — the Christian church as founded by the apostles.
- appearance money — Appearance money is money paid to a famous person such as a sports star or film star for taking part in a public event.
- 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
- application form — a form to be filled in when applying for job, grant etc
- approachableness — capable of being approached; accessible.
- arachidonic acid — a fatty acid occurring in animal cells: the metabolic precursor of several groups of biologically active substances, including prostaglandins
- aratus of sicyon — 271–213 b.c, Greek general: leader of the Achaean League.
- archaeoastronomy — the scientific study of the beliefs and practices concerning astronomy that existed in ancient and prehistoric civilizations
- archaeologically — In an archaeological manner.
- archaeomagnetism — an archaeological technique for dating certain clay objects by measuring the extent to which they have been magnetized by the earth's magnetic field
- archconservative — consistently holding extremely conservative views: publisher of the city's archconservative newspaper.
- archival storage — a method of retaining information outside of the internal memory of a computer
- aristocratically — In an aristocratic manner.
- armed forces day — the third Saturday in May, observed in some areas of the U.S. as a holiday in honor of all branches of the armed forces.
- aromatherapeutic — Of or pertaining to aromatherapy.
- around the clock — continuing without pause or interruption: an around-the-clock guard on the prisoner.
- around-the-clock — all day and all night
- arsenic trioxide — a white poisonous powder used in the manufacture of glass and as an insecticide, rat poison, and weedkiller. Formula: As2O3
- arteriocapillary — Relating to the arteries and the capillaries.
- arteriosclerosis — Arteriosclerosis is a medical condition in which the walls of your arteries become hard and thick, so your blood cannot flow through them properly.
- arteriosclerotic — degenerative changes in the arteries, characterized by thickening of the vessel walls and accumulation of calcium with consequent loss of elasticity and lessened blood flow.