12-letter words containing s
- alphaviruses — Plural form of alphavirus.
- alpine-style — of or in an ascent (esp in high mountains like the Himalayas) in which the climbers carry all their equipment with them in a single ascent from base to summit
- 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
- altar server — server (def 5).
- altercations — Plural form of altercation.
- alternations — Plural form of alternation.
- alternatives — a choice limited to one of two or more possibilities, as of things, propositions, or courses of action, the selection of which precludes any other possibility: You have the alternative of riding or walking.
- altitudinous — pertaining to altitude or height
- alto-stratus — a cloud of a class characterized by a generally uniform gray sheet or layer, lighter in color than nimbostratus and darker than cirrostratus: of medium altitude, about 8000–20,000 feet (2450–6100 meters).
- alton towers — a 19th-century Gothic Revival mansion with extensive gardens in NW central England, in Staffordshire: site of a large amusement park
- amateurishly — In an amateurish or nonprofessional manner.
- ambartsumian — Viktor A(mazaspovich). 1908–96, Armenian astrophysicist, renowned for his description of radio sources as explosions in the core of galaxies
- ambassadress — a woman ambassador
- ambidextrous — Someone who is ambidextrous can use both their right hand and their left hand equally skilfully.
- ambiposition — (linguistics) An adposition that can occur either before or after its complement.
- ambisextrous — Informal. sexually attracted to both sexes; bisexual. used by or suitable for either sex; unisex: ambisextrous hair styles.
- ambisinister — clumsy or unskillful with both hands.
- ambisyllabic — (of a single speech sound or cluster) shared phonetically by two contiguous syllables, as the single n -sound of any or the pl -cluster of grappling.
- ambitionless — without ambition, unambitious
- ambulatories — Plural form of ambulatory.
- amdahl's law — (parallel) (Named after Gene Amdahl) If F is the fraction of a calculation that is sequential, and (1-F) is the fraction that can be parallelised, then the maximum speedup that can be achieved by using P processors is 1/(F+(1-F)/P).
- amelogenesis — the production of enamel by ameloblasts
- amenableness — The state or quality of being amenable.
- amentiferous — bearing aments
- americanisms — a custom, trait, belief, etc., peculiar to the United States of America or its citizens.
- americanness — of or relating to the United States of America or its inhabitants: an American citizen.
- amicableness — The state or quality of being amicable.
- aminophenols — Plural form of aminophenol.
- amissibility — the quality of being amissible
- amnioscopies — Plural form of amnioscopy.
- amniotic sac — membrane around embryo or foetus
- among others — used to indicate that there are several more people like the one or ones mentioned, but that you do not intend to mention them all
- 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.
- amphetamines — Plural form of amphetamine.
- amphibiously — In the manner of an amphibian.
- amphiblastic — (of animal ova) showing complete but unequal cleavage after fertilization
- amphicarpous — producing two kinds of fruit that differ either in form or in time of ripening.
- amphicoelous — (of the vertebrae of most fishes and some amphibians) concave at the anterior and posterior ends
- amphistomous — (of certain animals, such as leeches) having a sucker at either end of the body
- amphitropous — (of a plant ovule) partially inverted so that the base and the micropyle at the apex are the same distance from the funicle
- ampullaceous — shaped like an ampulla or a bladder
- amundsen sea — a part of the South Pacific Ocean, in Antarctica off Byrd Land
- amuse-bouche — an appetizer before a meal
- amuse-gueule — amuse-bouche.
- amyl sulfide — a yellow liquid consisting of a mixture of isomers having the formula (C 5 H 11) 2 S, used chiefly in the preparation of organic sulfur compounds.
- an iron fist — a cruel and unyielding attitude or approach
- anabaptistic — relating to Anabaptists