12-letter words containing o, s, m, l
- abolitionism — the principle or policy of abolition, especially of slavery of blacks in the U.S.
- abstemiously — sparing or moderate in eating and drinking; temperate in diet.
- acclamations — Plural form of acclamation.
- accomplished — If someone is accomplished at something, they are very good at it.
- accomplisher — to bring to its goal or conclusion; carry out; perform; finish: to accomplish one's mission.
- accomplishes — Third-person singular simple present indicative form of accomplish.
- accumulators — Plural form of accumulator.
- achlamydeous — (of flowers such as the willow) having neither petals nor sepals
- aeroembolism — an embolism of air bubbles often caused by surgery, induced abortion, or decompression sickness
- aerosol bomb — a metal receptacle, containing an inert gas under pressure, that sprays an insecticide, disinfectant, or the like when the gas is released by opening a valve.
- agglomerates — Third-person singular simple present indicative form of agglomerate.
- air embolism — the presence in the tissues and blood of a gas, such as air or nitrogen bubbles, caused by an injection of air or, in the case of nitrogen, by an abrupt and substantial reduction in the ambient pressure
- alalcomeneus — the first man: he reared Athena and reconciled Zeus and Hera.
- algesiometer — an instrument for determining the sensitiveness of the skin to a painful stimulus.
- allegrissimo — (music) A direction in musical notation indicating that the musical piece should be played very fast and lively.
- allelomorphs — Plural form of allelomorph.
- allhallowmas — All Saints' Day.
- allomorphism — variation in the crystalline form of a chemical compound
- almond paste — ground almond mixture
- alstroemeria — any plant of the tuberous perennial liliaceous genus Alstroemeria, originally S American, grown for their brightly coloured orchid-like flowers
- altaltissimo — the apex of something
- ambitionless — without ambition, unambitious
- ambulatories — Plural form of ambulatory.
- amelogenesis — the production of enamel by ameloblasts
- aminophenols — Plural form of aminophenol.
- amphibiously — In the manner of an amphibian.
- amphicoelous — (of the vertebrae of most fishes and some amphibians) concave at the anterior and posterior ends
- ampullaceous — shaped like an ampulla or a bladder
- anaplasmosis — a disease of cattle caused by a blood-infecting protozoan parasite, Anaplasma marginale, transmitted by bloodsucking flies and ticks.
- anecdotalism — an inclination to relate anecdotes
- anemophilous — (of flowering plants such as grasses) pollinated by the wind
- animalculous — a minute or microscopic animal, nearly or quite invisible to the naked eye, as an infusorian or rotifer.
- anisothermal — (thermodynamics) Of or pertaining to a system that is not in thermal equilibrium, that does not have a single fixed temperature.
- antiroyalism — Opposition to royals or royalism.
- arms control — an agreement between two or more countries to reduce the number of weapons owned, with the aim of preventing war
- assimilation — an assimilating or being assimilated
- assimilators — Plural form of assimilator.
- assimilatory — characterized by assimilation; assimilating.
- assimulation — Obsolete form of assimilation.
- 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.
- 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.
- balletomanes — Plural form of balletomane.
- balsamaceous — any of various fragrant exudations from certain trees, especially trees of the genus Commiphora, as balm-of-Gilead. Compare balm (def 1).
- bell bottoms — Also, bell-bottomed. (of trousers) wide and flaring at the bottoms of the legs.
- bell-bottoms — Bell-bottoms are trousers that are very wide at the bottom of the leg, near your feet.
- 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.
- blastomycete — any of a genus (Blastomyces) of yeastlike imperfect fungi that cause diseases in people and animals
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