9-letter words containing n, a, t, u
- antoninus — Marcus Aurelius, Marcus Aurelius.
- anucleate — (of a cell) having no nucleus
- apneustic — of or relating to apneusis
- aquanauts — Plural form of aquanaut.
- aquatinta — (dated, arts) aquatint.
- aquatints — Plural form of aquatint.
- aquitaine — a region of SW France, on the Bay of Biscay: a former Roman province and medieval duchy. It is generally flat in the west, rising to the slopes of the Massif Central in the northeast and the Pyrenees in the south; mainly agricultural
- arbuthnot — John. 1667–1735, Scottish physician and satirist: author of The History of John Bull (1712) and, with others, of the Memoirs of Martinus Scriblerus (1741)
- arcminute — unit of angular measurement, 1⁄60 of a degree
- arcturian — a first-magnitude star in the constellation Boötes.
- arcuation — the use of arches or vaults in buildings
- argentous — of or containing silver in the monovalent state
- argonauts — Classical Mythology. a member of the band of men who sailed to Colchis with Jason in the ship Argo in search of the Golden Fleece.
- argumenta — appeals to reason
- arguments — an oral disagreement; verbal opposition; contention; altercation: a violent argument.
- art union — a lottery, often with prizes other than cash
- arthurian — of or relating to King Arthur and his Knights of the Round Table
- ashburton — 1st Baron, Baring, Alexander.
- assurgent — (of leaves, stems, etc) curving or growing upwards; rising
- astounded — If you are astounded by something, you are very shocked or surprised that it could exist or happen.
- astronaut — An astronaut is a person who is trained for travelling in a spacecraft.
- athenaeum — an institution for the promotion of learning
- athenaeus — late 2nd century a.d, Greek philosopher and rhetorician at Naucratis in Egypt.
- attenuant — causing dilution or thinness, esp of the blood
- attenuate — To attenuate something means to reduce it or weaken it.
- attuition — a way of mentally perceiving which is between human perception and animal sensation
- au gratin — covered and cooked with browned breadcrumbs and sometimes cheese
- auctioned — Also called public sale. a publicly held sale at which property or goods are sold to the highest bidder.
- auditions — Plural form of audition.
- aughtlins — in the least; to the least degree.
- augmented — (of an interval) increased or expanded from the state of being perfect or major by the raising of the higher note or the dropping of the lower note by one semitone
- augmenter — a person or thing that augments.
- augmentin — (medicine) The antibiotic amoxicillin.
- augmentor — a person or thing that augments.
- augustine — Saint. 354–430 ad, one of the Fathers of the Christian Church; bishop of Hippo in North Africa (396–430), who profoundly influenced both Catholic and Protestant theology. His most famous works are Confessions, a spiritual autobiography, and De Civitate Dei, a vindication of the Christian Church. Feast day: Aug 28
- auntie-ji — a respectful name and form of address given to a woman from the generation older than oneself
- auraptene — A bioactive monoterpene coumarin ether that helps to prevent degenerative diseases, first isolated from the genus Citrus.
- aureation — (rhetoric) The enhancement of the seriousness of a topic by the use of elaborate circumlocutions or polysyllabic or Latinate words for it.
- austenite — a solid solution of carbon in face-centred-cubic gamma iron, usually existing above 723°C
- austinite — (rare, mineral) A secondary mineral found in the oxidized zone of some arsenic-rich base-metal deposits.
- authentic — An authentic person, object, or emotion is genuine.
- authoring — Authoring is the creation of documents, especially for the Internet.
- auto-tune — (sometimes lowercase) to alter (recorded audio) to correct pitch and timing or create a melody.
- autobahns — Plural form of autobahn.
- autocrine — relating to self-stimulation, through the production of a factor and a specific receptor for it
- autogenic — Self-produced.
- autolysin — any agent that produces autolysis
- automaton — If you say that someone is an automaton, you are critical of them because they behave as if they are so tired or bored that they do things without thinking.
- autonomic — occurring involuntarily or spontaneously
- autophone — (archaic) idiophone.