12-letter words containing o, l
- autocatalyse — to cause an internal, self-produced, chemical reaction
- autocatalyze — To cause, or to undergo autocatalysis.
- autochthonal — Existing where it was formed or born; native, aboriginal, indigenous.
- autocomplete — a feature of a word processor, email program, web browser, etc., that automatically predicts the remaining characters in a word or phrase based on what has been typed or input before: If you supply the information, your browser will be able to use autocomplete to fill out online forms.
- autocratical — Autocratic.
- autodiallers — Plural form of autodialler.
- autoeciously — in an autoecious manner
- autofellatio — Oral stimulation of one's own penis.
- autogenously — In an autogenous manner; spontaneously.
- 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
- autonomously — Government. self-governing; independent; subject to its own laws only. pertaining to an autonomy, or a self-governing community.
- 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.
- avoidability — The possibility of avoiding; the state or condition of being avoidable.
- 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
- azcapotzalco — a city in central Mexico: suburb of Mexico City; a cultural center during the pre-Columbian period.
- azophenylene — phenazine.
- b lymphocyte — B cell.
- b-lymphocyte — a type of lymphocyte, originating in bone marrow, that produces antibodies
- baby boomlet — a period of increase in the birthrate, smaller than a baby boom, as in the U.S. during the 1980s and 1990s.
- bachelor pad — a flat in which a bachelor lives
- bachelorette — A bachelorette is a woman who has never married.
- bachelorhood — the state of being a bachelor.
- bachelorship — the state of being a bachelor; bachelorhood
- back catalog — A musical performer's back catalog is the music that they recorded and released in the past rather than their latest recordings.
- back molding — a molding, as a backband, applied to interior window and door trim to conceal the edge of the wall surface.
- backboneless — lacking backbone; cowardly
- backsolution — The process or result of backsolving.
- bacon-slicer — a machine for cutting bacon into slices
- bacteriology — Bacteriology is the science and the study of bacteria.
- baden-powell — Robert Stephenson Smyth (smɪθ, smaɪθ), 1st Baron Baden-Powell. 1857–1941, British general, noted for his defence of Mafeking (1899–1900) in the Boer War; founder of the Boy Scouts (1908) and (with his sister Agnes) the Girl Guides (1910)
- baffle board — a plate or mechanical device designed to restrain or regulate the flow of a fluid, the emission of light or sound, or the distribution of sound, esp in a loudspeaker or microphone
- baklava code — (humour, programming) Code with too many layers. Also known as Lasagne Code.
- ball control — the skill of controlling the ball in a game such as football or tennis
- ball of fire — a very lively person
- ballad opera — an opera consisting of popular tunes to which appropriate words have been set, interspersed with spoken dialogue
- balladmonger — (formerly) a seller of ballads, esp on broadsheets
- balletomanes — Plural form of balletomane.
- balletomania — passionate enthusiasm for ballet
- balloon loan — a loan in respect of which interest and capital are paid off in instalments at irregular intervals
- 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.
- balloon tire — a wide, deep-walled pneumatic tire with relatively low air pressure to lessen the shock of bumps
- balloon tyre — a pneumatic tyre containing air at a relatively low pressure and having a wide tread
- balloon vine — a tropical tendril-climbing sapindaceous plant, Cardiospermum halicacabum, cultivated for its ornamental balloon-like seed capsules