11-letter words containing a, o, u
- antitumoral — Antitumor.
- antiutopian — Opposing utopian values.
- anucleolate — lacking a nucleolus or nucleoli.
- anvil cloud — another name for a cumulonimbus cloud, which tends to be anvil-shaped
- anxiousness — full of mental distress or uneasiness because of fear of danger or misfortune; greatly worried; solicitous: Her parents were anxious about her poor health.
- apatosaurus — brontosaurus
- apodyterium — the changing room in an ancient Roman bathhouse
- apogamously — in an apogamous manner
- aponeuroses — Plural form of aponeurosis.
- aponeurosis — a white fibrous sheet of tissue by which certain muscles are attached to bones
- aponeurotic — a whitish, fibrous membrane that connects a muscle to a bone or fascia.
- apostrophus — a symbol resembling a reversed letter C used in Roman numerals to denote large numbers
- appropinque — to approach
- aqua fortis — nitric acid
- aquaerobics — A form of aerobics done while in water.
- aquafortist — a person who makes engravings or etchings through the use of aqua fortis
- aquariology — The study of the fauna and flora of aquaria.
- araliaceous — of, relating to, or belonging to the Araliaceae, a chiefly tropical family of trees, shrubs, or woody climbers having small clusters of whitish or greenish flowers. The family includes the ivy and ginseng
- arboraceous — resembling a tree
- arboviruses — Plural form of arbovirus.
- arc-boutant — flying buttress.
- archdukedom — the territory ruled by an archduke or archduchess
- archegonium — a female sex organ, occurring in mosses, spore-bearing vascular plants, and gymnosperms, that produces a single egg cell in its swollen base
- archilochus — 7th century bc, Greek poet of Paros, notable for using his own experience as subject matter
- arduousness — requiring great exertion; laborious; difficult: an arduous undertaking.
- arenicolous — growing or living in sand or sandy places
- armour-clad — wearing armour
- arse around — If you say that someone is arsing around or arsing about, you mean that they are behaving in a silly, irritating way instead of getting something done.
- art nouveau — Art Nouveau is a style of decoration and architecture that was common in the 1890s. It is characterized by flowing lines and patterns of flowers and leaves.
- arthur monk — (James) Arthur ("Art") born 1957, U.S. football player.
- articulator — a person or thing that articulates
- as you were — a military command to withdraw an order, return to the previous position, etc
- ascititious — having been added to from something inessential or separate
- ashwaubenon — a town in E Wisconsin.
- aspersorium — a basin containing holy water with which worshippers sprinkle themselves
- assiduously — constant; unremitting: assiduous reading.
- assumptions — something taken for granted; a supposition: a correct assumption. Synonyms: presupposition; hypothesis, conjecture, guess, postulate, theory.
- asteraceous — belonging to the Asterasceae, an alternative name for the plant family Compositae.
- asteropaeus — a Trojan ally slain by Achilles.
- astoundment — the state of being astounded
- astronautic — Of or pertaining to astronautics.
- asyncronous — (spelling) It's spelled "asynchronous".
- at gunpoint — If you are held at gunpoint, someone is threatening to shoot and kill you if you do not obey them.
- athermanous — capable of stopping radiant heat or infrared radiation
- atrabilious — irritable
- atramentous — similar to or as black as ink
- atrociously — extremely or shockingly wicked, cruel, or brutal: an atrocious crime.
- attenuation — the act of attenuating or the state of being attenuated
- attenuators — Plural form of attenuator.
- attribution — the act of attributing; ascription.