12-letter words containing a, m, o, n
- asynchronism — a lack of synchronism; occurrence at different times
- athos, mount — autonomous monastic district occupying the tip of the easternmost prong of the Chalcidice peninsula, NE Greece: 130 sq mi (337 sq km); pop. 1,500
- auction room — a room in a building where auctions take place
- augmentation — the act of augmenting or the state of being augmented
- autoimmunity — (pathology, immunology) The condition where one's immune system attacks one's own tissues, i.e., an autoimmune disorder.
- automatizing — Present participle of automatize.
- automobiling — (dated) present participle of automobile.
- autonomously — Government. self-governing; independent; subject to its own laws only. pertaining to an autonomy, or a self-governing community.
- autumn olive — a spiny shrub (Elaeagnus umbellata) of the oleaster family, having leaves covered with silvery or brown scales
- avitaminosis — any disease caused by a vitamin deficiency in the diet
- avitaminotic — of or relating to avitaminosis
- ayuntamiento — (in Spain) a municipal council
- azithromycin — A macrolide antibiotic derived from erythromycin.
- baby monitor — a device that transmits sounds made by a baby to another room
- back molding — a molding, as a backband, applied to interior window and door trim to conceal the edge of the wall surface.
- backcourtman — any of the players stationed in the backcourt; a guard
- backswordman — a person who uses a backsword.
- backwoodsman — Backwoodsmen are people, especially politicians, who like the old ways of doing things, or who are involved in an organization at a local level.
- backwoodsmen — Plural form of backwoodsman.
- balladmonger — (formerly) a seller of ballads, esp on broadsheets
- balletomanes — Plural form of balletomane.
- balletomania — passionate enthusiasm for ballet
- ballottement — a technique of feeling for a movable object in the body, esp confirmation of pregnancy by feeling the rebound of the fetus following a quick digital tap on the wall of the uterus
- banquet room — A banquet room is a room in a hotel where large formal meals for many people can be held.
- barnstormers — Plural form of barnstormer.
- barnstorming — A barnstorming performance is full of energy and very exciting to watch.
- barodynamics — the branch of mechanics concerned with heavy structures
- beachcombing — The action of a beachcomber.
- bead molding — bead (def 12).
- beaumontague — a cement-like substance used to fill in and hide cracks and holes in woodwork and metalwork
- bibliomaniac — excessive fondness for acquiring and possessing books.
- bio-organism — a dangerous fast-proliferating organism that could be used as the basis of a biological weapon
- bioastronomy — the branch of biology which deals with the study or the discovery of life forms on other planets or in space
- biomagnetics — the study of magnetic fields as a form of therapy
- biomagnetism — animal magnetism.
- biomechanics — the study of the mechanics of the movement of living organisms
- biometrician — a person who is knowledgeable about biometry
- bloomingdale — a town in NE Illinois.
- boatsmanship — seamanship as applied to boats, especially rowboats and motorboats.
- boilermaking — metal-working in heavy industry; plating or welding
- boomeranging — a bent or curved piece of tough wood used by the Australian Aborigines as a throwing club, one form of which can be thrown so as to return to the thrower.
- box magazine — a rectangular cartridge holder in a submachine or light machine gun.
- boxgrove man — a type of primitive man, probably Homo heidelbergensis, and probably dating from the Middle Palaeolithic period some 500 000 years ago; remains were found at Boxgrove in West Sussex in 1993 and 1995
- boxing match — a competition between two boxers
- brain tumour — a tumour that is situated in the brain
- brainstormer — a person who brainstorms
- broad-minded — If you describe someone as broad-minded, you approve of them because they are willing to accept types of behaviour which other people consider immoral.
- bromoacetone — a colorless and highly toxic liquid, CH 2 BrCOCH 3 , used as a lachrymatory compound in tear gas and chemical warfare gas.
- bromomethane — methyl bromide.
- bronchospasm — an abnormal contraction of the bronchi resulting in restriction of the airway