12-letter words containing a, l, o, s
- 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.
- autocatalyse — to cause an internal, self-produced, chemical reaction
- autodiallers — Plural form of autodialler.
- autoeciously — in an autoecious manner
- autogenously — In an autogenous manner; spontaneously.
- 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.
- autonomously — Government. self-governing; independent; subject to its own laws only. pertaining to an autonomy, or a self-governing community.
- avariciously — characterized by avarice; greedy; covetous.
- avowableness — the quality or condition of being avowable
- 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
- backboneless — lacking backbone; cowardly
- backsolution — The process or result of backsolving.
- bacon-slicer — a machine for cutting bacon into slices
- balletomanes — Plural form of balletomane.
- balloon sail — a large light bellying sail used in light winds
- balloon seat — (on some 18th-century chairs) a seat having an outline resembling that of a bell.
- balsamaceous — any of various fragrant exudations from certain trees, especially trees of the genus Commiphora, as balm-of-Gilead. Compare balm (def 1).
- 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
- bank swallow — a swallow, Riparia riparia, of the Northern Hemisphere, that nests in tunnels dug in sand or clay banks.
- bardolatrous — relating to or characterized by bardolatry
- barn swallow — the US and Canadian name for the common swallow, Hirundo rustica
- barratrously — In a barratrous manner.
- 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.
- bastel house — (on the Anglo-Scottish border) a partly fortified house, usually with a vaulted ground floor.
- bathophilous — (of an organism) living in very deep water
- battlefronts — Plural form of battlefront.
- battlewagons — Plural form of battlewagon.
- be at a loss — If you say that you are at a loss, you mean that you do not know what to do in a particular situation.
- beaconsfield — a town in SE England, in Buckinghamshire. Pop: 12 292 (2001)
- beauty salon — A beauty salon is the same as a beauty parlour.
- 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
- black cohosh — a plant of the ranunculaceous family, Cimicifuga racemosa, which is used as a natural alternative to hormone replacement therapy
- black cosmos — a garden plant, Cosmos diversifolius, of Mexico, having small, dahlialike tubers and solitary flower heads with red disk flowers and velvety, dark-red or purplish ray flowers.
- black forest — wooded mountain region in SW Germany
- black grouse — a large N European grouse, Lyrurus tetrix, the male of which has a bluish-black plumage and lyre-shaped tail
- black locust — Also called false acacia, yellow locust. a North American tree, Robinia pseudoacacia, of the legume family, having pinnate leaves and clusters of fragrant white flowers.
- black sapote — a tropical American tree, Diospyros digyna, related to the persimmon, having sweet, edible, green fruit that turns black when ripe.
- black scoter — a scoter of Eurasia and North America, Melanitta nigra, the adult male of which is black.
- blanket toss — a game in which a person is repeatedly tossed into the air and caught on an open blanket by a group of people who hold the blanket at its edges and stretch and relax it for each toss and catch.
- blastocoelic — of or relating to the blastocoel