12-letter words containing a, s, y
- antiepilepsy — (of a drug or treatment) acting against epilepsy
- antihysteric — acting to counter hysteria
- antipyretics — Plural form of antipyretic.
- antiroyalism — Opposition to royals or royalism.
- antiroyalist — opposed to the monarchy
- antisocially — In an antisocial manner.
- antisway bar — stabilizer bar.
- antisymmetry — the correspondence in size, form, and arrangement of parts on opposite sides of a plane, line, or point; regularity of form or arrangement in terms of like, reciprocal, or corresponding parts.
- anzus treaty — Australia, New Zealand, and the United States, especially as associated in the mutual defense treaty (ANZUS Pact or ANZUS Treaty) of 1952.
- apocalyptist — the writer of the Apocalypse or a related work
- apocynaceous — of, relating to, or belonging to the Apocynaceae, a family of mostly tropical flowering plants with latex in their stems, including the dogbane, periwinkle, oleander, and some lianas
- apostolicity — the quality of being apostolic
- appetisingly — Alternative spelling of appetizingly.
- applausively — in an applausive manner
- appraisingly — to estimate the monetary value of; determine the worth of; assess: We had an expert appraise the house before we bought it.
- araeosystyle — (of columned buildings) having an alternately very wide and very narrow intercolumniation
- arctic daisy — a daisy, Chrysanthemum arcticum, of arctic regions, having asterlike heads of white or lilac flowers.
- army surplus — used or unused articles of military clothing, equipment, etc previously allocated to or intended for the use of army personnel but now sold off to members of the public
- arousability — to stimulate sexually.
- arsenopyrite — a white or grey metallic mineral consisting of a sulphide of iron and arsenic that forms monoclinic crystals with an orthorhombic shape: an ore of arsenic. Formula: FeAsS
- arthroplasty — surgical repair of a diseased joint
- artiodactyls — Plural form of artiodactyl.
- artistically — conforming to the standards of art; satisfying aesthetic requirements: artistic productions.
- artsy-fartsy — pretentiously artistic, sophisticated, etc.
- artzybasheff — Boris Mikhailovich [bawr-is mi-kahy-luh-vich,, bor-;; Russian buh-ryees myi-khahy-luh-vyich] /ˈbɔr ɪs mɪˈkaɪ lə vɪtʃ,, ˈbɒr-;; Russian bʌˈryis myɪˈxaɪ lə vyɪtʃ/ (Show IPA), 1899–1965, U.S. illustrator and writer, born in Russia.
- aschoff body — any of the spindleshaped nodules found in heart tissue and associated with the myocarditis of rheumatic fever.
- ascomycetous — belonging or pertaining to the Ascomycota.
- asphyxiating — to produce asphyxia in.
- asphyxiation — Asphyxiation is a lack of oxygen in blood, which causes suffocation.
- assaultively — in an assaultive manner
- assay groove — (in silverwork) a furrow left in a piece by the digging out of metal for assay.
- assay office — an organization that assays and monitors the purity of precious metals in a particular country
- assimilatory — characterized by assimilation; assimilating.
- assumability — a mortgage loan or a feature of such that allows the buyer of a property to assume or take on the existing mortgage from the property seller
- assumptively — taken for granted.
- astanga yoga — a revived ancient form of yoga that involves a fast and powerful series of movements
- astoundingly — capable of overwhelming with amazement; stunningly surprising.
- astringently — In the manner of an astringent.
- astrobiology — the branch of biology that investigates the possibility of life elsewhere in the universe
- astrocytomas — Plural form of astrocytoma.
- astrodynamic — Pertaining to astrodynamics.
- astrogeology — the study of the structure, composition, and history of other planets and other bodies in the solar system
- astrophysics — Astrophysics is the study of the physical and chemical structure of the stars, planets, and other natural objects in space.
- asymmetrical — Something that is asymmetrical has two sides or halves that are different in shape, size, or style.
- asymptomatic — If someone with a disease is asymptomatic, it means that they do not show any symptoms of the disease.
- asymptotical — of or relating to an asymptote.
- asynchronies — a lack of synchronism or coincidence in time.
- asynchronism — a lack of synchronism; occurrence at different times
- asynchronous — An asynchronous electric machine is one in which the magnetic field and the rotation are not exactly the same.
- athrocytosis — the capability of a cell to receive and store matter