12-letter words containing a, l, o, u, i
- auction sale — an instance of items being sold by auction
- 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.
- 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.
- authorizable — able to be authorized
- autoanalysis — Psychoanalysis. self-analysis.
- autocratical — Autocratic.
- autodiallers — Plural form of autodialler.
- autoeciously — in an autoecious manner
- autofellatio — Oral stimulation of one's own penis.
- automobiling — (dated) present participle of automobile.
- automobilism — the use of automobiles, or the practices associated with them
- automobilist — Driver; person who uses a motor vehicle such as car, van or truck.
- automobility — the use of motor cars
- autoptically — in an autoptical manner
- autumn olive — a spiny shrub (Elaeagnus umbellata) of the oleaster family, having leaves covered with silvery or brown scales
- avariciously — characterized by avarice; greedy; covetous.
- backsolution — The process or result of backsolving.
- base bullion — smelted lead containing impurities, as gold, silver, or zinc, that are later removed.
- bathophilous — (of an organism) living in very deep water
- bifunctional — having two functions
- binocularity — binocular characteristics
- biomolecular — relating to a biomolecule
- black liquor — (in making wood pulp for paper) the liquor that remains after digestion.
- blastulation — the process of blastula formation
- boatbuilding — Boatbuilding is the craft or industry of making boats.
- boudin blanc — a boiled sausage made with light-colored meat, as veal or chicken, and without blood
- bougainville — an island in the W Pacific, in Papua New Guinea: the largest of the Solomon Islands: unilaterally declared independence in 1990; occupied by government troops in 1992, and granted autonomy in 2001. Chief town: Kieta. Area: 10 049 sq km (3880 sq miles)
- boulangerite — a bluish lead-gray mineral, lead antimony sulfide, Pb 5 Sb 4 S 11 , a minor ore of lead.
- boulevardier — (originally in Paris) a fashionable man, esp one who frequents public places
- buccolingual — of or relating to the cheek and tongue.
- buffalo bill — nickname of William Frederick Cody. 1846–1917, US showman who toured Europe and the US with his famous Wild West Show
- buffalo bird — a cowbird, Molothrus ater, of North America.
- buffalo fish — any of a genus (Ictiobus) of large, humpbacked, freshwater sucker fishes found in North America
- bur marigold — any plant of the genus Bidens that has yellow flowers and pointed fruits that cling to fur and clothing: family Asteraceae (composites)
- burial mound — a barrow
- burro's tail — a succulent Mexican plant, Sedum morganianum, of the stonecrop family, bearing small, rose-colored flowers and long, hanging, nearly cylindrical stems with closely packed whitish-green leaves.
- button quail — any small quail-like terrestrial bird of the genus Turnix, such as T. sylvatica (striped button quail), occurring in tropical and subtropical regions of the Old World: family Turnicidae, order Gruiformes (cranes, rails, etc)
- byelorussian — Byelorussian means belonging or relating to Byelorussia or to its people or culture.
- calamitously — In a calamitous manner.
- calculations — Plural form of calculation.
- calumniation — to make false and malicious statements about; slander.
- calumniators — Plural form of calumniator.
- calumniatory — of, involving, or using calumny; slanderous; defamatory.
- calumniously — in a calumnious manner