11-letter words containing ac
- arachnology — the study of arachnids
- araliaceous — of, relating to, or belonging to the Araliaceae, a chiefly tropical family of trees, shrubs, or woody climbers having small clusters of whitish or greenish flowers. The family includes the ivy and ginseng
- arboraceous — resembling a tree
- arc furnace — a furnace in which the charge is heated by an electric arc
- archdeacons — Plural form of archdeacon.
- aristocracy — The aristocracy is a class of people in some countries who have a high social rank and special titles.
- artefactual — relating to an artefact
- artifactual — any object made by human beings, especially with a view to subsequent use.
- artiodactyl — any placental mammal of the order Artiodactyla, having hooves with an even number of toes; an even-toed ungulate. The order includes pigs, hippopotamuses, camels, deer, cattle, and antelopes
- ashen-faced — Someone who is ashen-faced looks very pale, especially because they are ill, shocked, or frightened.
- asteraceous — belonging to the Asterasceae, an alternative name for the plant family Compositae.
- atactostele — (botany) A type of eustele, found in monocots, in which the vascular tissue in the stem exists as scattered bundles.
- attachments — Plural form of attachment.
- attractable — Able to be attracted.
- attractancy — the capacity of a pheromone to attract
- attractions — Plural form of attraction.
- audaciously — extremely bold or daring; recklessly brave; fearless: an audacious explorer.
- aurignacian — of, relating to, or produced during a flint culture of the Upper Palaeolithic type characterized by the use of bone and antler tools, pins, awls, etc, and also by cave art and evidence of the beginnings of religion
- auto racing — the sport of racing automobiles in which drivers compete against each other on a course designed for racing or on closed public roads.
- autocracies — Plural form of autocracy.
- autodidacts — Plural form of autodidact.
- azotobacter — any bacterium of the family Azotobacteriaceae, important in nitrogen fixation in the soil
- bacchanalia — orgiastic rites associated with Bacchus
- bacchylides — flourished 5th century b.c, Greek poet.
- bacciferous — bearing berries
- baccivorous — feeding on berries
- bachelordom — the state of being a bachelor; bachelorhood
- bachelorism — bachelorhood
- bacillaemia — the presence of bacilli in the blood
- bacillicide — anything that kills a bacillus; a bactericide
- bacilliform — shaped like a rod
- back anchor — a small anchor for backing a larger one.
- back and to — back-and-forth; to and fro.
- back boiler — a tank or series of pipes at the back of a fireplace for heating water
- back burner — If you put an issue on the back burner, you leave it in order to deal with it later because you now consider it to have become less urgent or important.
- back garden — a garden at the rear of a house
- back matter — the parts of a book, such as the index and appendices, that follow the main text
- back number — A back number of a magazine or newspaper is the same as a back issue.
- back office — the administrative and support staff of a financial institution or other business
- back out of — to withdraw from (an enterprise)
- back stairs — stairs at the back of a house, as for use by servants.
- back street — A back street in a town or city is a small, narrow street with very little traffic.
- back-burner — a condition of low priority or temporary deferment (usually used in the phrase on the back burner): Put other issues on the back burner until after the election.
- back-loaded — to defer to a later date, as wages, benefits, or costs: The union agreed to back-load pay raises.
- back-logged — a reserve or accumulation, as of stock, work, or business: a backlog of business orders.
- back-mutate — to undergo back mutation.
- back-paddle — to propel a boat by paddling backward, as by using a stroke in the direction of stern to bow.
- back-stitch — stitching or a stitch in which the thread is doubled back on the preceding stitch.
- back-street — taking place in secrecy and often illegally: back-street political maneuvering; back-street drug dealing.
- backbencher — A backbencher is a Member of Parliament who is not a minister and who does not hold an official position in their political party.