12-letter words containing o, u
- army cutworm — the larva of a noctuid moth, Chorizagrotis auxiliaris, that is a pest of wheat and alfalfa in the Plains states.
- around about — Around about means approximately.
- arousability — to stimulate sexually.
- arseniferous — Lb geology Containing or producing arsenic.
- arseno group — the bivalent group −As=As−.
- arsino group — the univalent group H 2 As−.
- articulation — Articulation is the action of producing a sound or word clearly, in speech or music.
- articulators — Plural form of articulator.
- articulatory — an act or the process of articulating: the articulation of a form; the articulation of a new thought.
- arts council — an organization that provides funding for a variety of arts activities
- ascomycetous — belonging or pertaining to the Ascomycota.
- ash-coloured — silver-grey in colour
- assault boat — a portable boat used for landing troops on beaches and for crossing rivers.
- assentaneous — having a tendency to agree, comply or acquiesce
- assimulation — Obsolete form of assimilation.
- assuefaction — the condition of being or becoming familiar with or used to something
- assumed bond — a bond issued by one corporation and assumed as an obligation by another.
- astoundingly — capable of overwhelming with amazement; stunningly surprising.
- astronautics — the science and technology of space flight
- astrotourist — a person who pays to travel into space as a form of recreation
- astroturfing — a PR tactic used in politics and advertising in which actors are paid to display overt and apparently spontaneous grassroots support for a particular product, policy, or event
- asynchronous — An asynchronous electric machine is one in which the magnetic field and the rotation are not exactly the same.
- at all hours — If you say that something happens at all hours of the day or night, you disapprove of it happening at the time that it does or as often as it does.
- atheromatous — a sebaceous cyst.
- athos, mount — autonomous monastic district occupying the tip of the easternmost prong of the Chalcidice peninsula, NE Greece: 130 sq mi (337 sq km); pop. 1,500
- atmospherium — an optical system used to simulate images of atmospheric phenomena, as cloud formations, storms, and day and night, on the inside of a dome.
- attenborough — Sir David. born 1926, British naturalist and broadcaster; noted esp for his TV series Life on Earth (1978), The Living Planet (1983), The Life of Birds (1998), The Life of Mammals (2002), and First Life (2010)
- attitudinous — (informal) Having a bold and possibly unfriendly attitude; sassy.
- attributions — Plural form of attribution.
- au contraire — on the contrary
- auction room — a room in a building where auctions take place
- auction sale — an instance of items being sold by auction
- auction site — a commercial website on which items are sold by internet auction
- auctioneered — Simple past tense and past participle of auctioneer.
- audio system — integrated equipment for producing amplified sound, as in a hi-fi or a mobile disco, or as a public-address system on stage
- audio-visual — Audio-visual equipment and materials involve both recorded sound and pictures.
- audiological — Of, or pertaining to, audiology, or the study of hearing.
- audiologists — Plural form of audiologist.
- audiovisuals — Plural form of audiovisual.
- auditorially — Anatomy, Physiology. pertaining to hearing, to the sense of hearing, or to the organs of hearing.
- auger shower — a shower of electrons, photons, etc. resulting from the collision of primary cosmic rays with atomic nuclei in the atmosphere
- augmentation — the act of augmenting or the state of being augmented
- auroral zone — the region surrounding the north or south geomagnetic pole in which the auroral phenomena take place.
- auscultation — the diagnostic technique in medicine of listening to the various internal sounds made by the body, usually with the aid of a stethoscope
- auspiciously — promising success; propitious; opportune; favorable: an auspicious occasion.
- australopith — (archaeology, anthropology, paleonotology) Of or pertaining to the extinct hominid primates, of the genus Australopithecus, from the Pleistocene period.
- austronesian — of or relating to Austronesia, its peoples, or their languages
- autapomorphy — (cladistics) A derived trait that is unique to a particular taxon.
- authorizable — able to be authorized
- auto-erotism — the arousal and satisfaction of sexual excitement within or by oneself, as by masturbation.