12-letter words containing m, a, s, r
- amortisation — Alternative spelling of amortization.
- amourousness — Rare spelling of amorousness.
- ampere's law — the law that a magnetic field induced by an electric current is, at any point, directly proportional to the product of the current intensity and the length of the current conductor, inversely proportional to the square of the distance between the point and the conductor, and perpendicular to the plane joining the point and the conductor.
- amphicarpous — producing two kinds of fruit that differ either in form or in time of ripening.
- amphitropous — (of a plant ovule) partially inverted so that the base and the micropyle at the apex are the same distance from the funicle
- anachronisms — Plural form of anachronism.
- anamorphoses — Plural form of anamorphosis.
- anamorphosis — an image or drawing distorted in such a way that it becomes recognizable only when viewed in a specified manner or through a special device
- anemochorous — (of a fruit, seed, or spore) adapted for dispersion by wind.
- anemotropism — orientation in response to a current of air.
- aneurysmatic — (medicine) Describing a blood vessel that has an aneurysm; aneurysmal.
- angiosarcoma — a rare, malignant tumour which grows rapidly in the blood vessels
- animatronics — a branch of film and theatre technology that combines traditional puppetry techniques with electronics to create lifelike animated effects
- anisomorphic — differing in the semantic scope of terms referring to the real world: for instance, English and Russian are anisomorphic with regard to colour terms, English treating light blue and navy blue as shades of one colour but Russian treating these two shades as unrelated
- anisothermal — (thermodynamics) Of or pertaining to a system that is not in thermal equilibrium, that does not have a single fixed temperature.
- anisotropism — the state of being anisotropic
- anklewarmers — Plural form of anklewarmer.
- antechambers — Plural form of antechamber.
- anti-realism — interest in or concern for the actual or real, as distinguished from the abstract, speculative, etc.
- anticonsumer — opposed to consumerism
- antimacassar — a cloth covering the back and arms of chairs, etc, to prevent soiling or as decoration
- antiroyalism — Opposition to royals or royalism.
- antirrhinums — Plural form of antirrhinum.
- 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.
- appraisement — the act of estimating or judging the nature or value of something or someone.
- appressorium — a flattened hypha of a parasitic fungus that penetrates the host tissues
- approximates — near or approaching a certain state, condition, goal, or standard.
- araneomorphs — Plural form of araneomorph.
- arc spectrum — a spectrum formed from the light produced by an electric arc, characteristic of the gas or vapor through which the arc passes.
- archesporium — archespore.
- arm's-length — lacking intimacy or friendliness, esp when possessing some special connection, such as previous closeness
- arm-twisting — persuasion
- armada chest — an iron or iron-bound strongbox of the 17th or 18th century.
- armed forces — The armed forces or the armed services of a country are its military forces, usually the army, navy, marines, and air force.
- arming chest — a chest for holding armor and weapons.
- arms control — an agreement between two or more countries to reduce the number of weapons owned, with the aim of preventing war
- 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
- arraignments — Plural form of arraignment.
- arrangements — preparatory measures taken or plans made; preparations
- arsphenamine — a drug containing arsenic, formerly used in the treatment of syphilis and related infections
- arteriograms — Plural form of arteriogram.
- arthrotomies — Plural form of arthrotomy.
- assimilators — Plural form of assimilator.
- assimilatory — characterized by assimilation; assimilating.
- astigmatizer — a cylindrical lens used in a rangefinder to draw out the point image of a point source into a line.
- astigmometer — an apparatus for measuring the degree of astigmatism.
- astrochemist — (chemistry, astronomy) A chemist or astronomer whose speciality is astrochemistry.
- astrocompass — a navigational instrument for giving directional bearings from the centre of the earth to a particular star. It is carried in long-range aircraft, ships, spacecraft, etc
- astrocytomas — Plural form of astrocytoma.
- astrodynamic — Pertaining to astrodynamics.