12-letter words containing s, i, a, l, o
- astrobiology — the branch of biology that investigates the possibility of life elsewhere in the universe
- astrological — the study that assumes and attempts to interpret the influence of the heavenly bodies on human affairs.
- astronomical — If you describe an amount, especially the cost of something as astronomical, you are emphasizing that it is very large indeed.
- asymptotical — of or relating to an asymptote.
- atactostelic — Of or possessing an atactostele.
- auction sale — an instance of items being sold by auction
- audio-visual — Audio-visual equipment and materials involve both recorded sound and pictures.
- audiologists — Plural form of audiologist.
- audiovisuals — Plural form of audiovisual.
- 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.
- autoanalysis — Psychoanalysis. self-analysis.
- autodiallers — Plural form of autodialler.
- autoeciously — in an autoecious manner
- 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.
- avariciously — characterized by avarice; greedy; covetous.
- axis of evil — North Korea, Iraq, and Iran when considered together as a perceived threat to world stability
- bachelorship — the state of being a bachelor; bachelorhood
- backsolution — The process or result of backsolving.
- bacon-slicer — a machine for cutting bacon into slices
- balloon sail — a large light bellying sail used in light winds
- balto-slavic — the Baltic and Slavic languages, when considered as constituting a subfamily within the Indo-European family of languages: the Baltic and Slavic branches are now generally considered by scholars as independently derived from Indo-European
- base bullion — smelted lead containing impurities, as gold, silver, or zinc, that are later removed.
- basic jovial — (language) A subset of JOVIAL written ca. 1965.
- bathophilous — (of an organism) living in very deep water
- beaconsfield — a town in SE England, in Buckinghamshire. Pop: 12 292 (2001)
- bed of nails — a situation or position of extreme difficulty
- below stairs — People sometimes use below stairs to refer to the servants in a rich household and the things that are connected with them.
- bib overalls — overall (def 3a).
- bill of sale — a deed transferring personal property, either outright or as security for a loan or debt
- biosatellite — an artificial satellite for carrying living organisms
- bitter aloes — a bitter purgative drug made from the leaves of several species of aloe
- blastocoelic — of or relating to the blastocoel
- blastulation — the process of blastula formation
- block island — an island off the coast of and a part of Rhode Island, at the E entrance to Long Island Sound.
- block signal — a fixed railroad signal governing the movements of trains entering and using a given section of track.
- blood spavin — a disease of the hock joint of horses in which enlargement occurs because of collected fluids (bog spavin) bony growth (bone spavin) or distention of the veins (blood spavin)
- bloodstained — Someone or something that is bloodstained is covered with blood.
- boardsailing — windsurfing
- bombay hills — a row of hills marking the southern boundary of greater Auckland on the North Island, New Zealand
- borosilicate — a salt of boric and silicic acids
- buffalo fish — any of a genus (Ictiobus) of large, humpbacked, freshwater sucker fishes found in North America
- 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.
- byelorussian — Byelorussian means belonging or relating to Byelorussia or to its people or culture.
- cactoblastis — a moth, Cactoblastis cactorum of South America, that was introduced into Australia to act as a biological control on the prickly pear
- caesalpinoid — of, relating to, or belonging to the Caesalpinoideae, a mainly tropical subfamily of leguminous plants that have irregular flowers: includes carob, senna, brazil, cassia, and poinciana
- calamitously — In a calamitous manner.
- calculations — Plural form of calculation.