12-letter words containing l, o, s
- allhallowmas — All Saints' Day.
- allomorphism — variation in the crystalline form of a chemical compound
- allosauruses — Plural form of allosaurus.
- alloy wheels — wheels made from an steel alloy, usually of aluminium or magnesium, for improved properties such as reduced weight, better heat conductance and a shiny appearance
- almond paste — ground almond mixture
- alongside of — at the side of; beside; adjoining
- alpha boötis — Arcturus
- alpha leonis — Regulus1
- 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
- altercations — Plural form of altercation.
- alternations — Plural form of alternation.
- 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
- ambitionless — without ambition, unambitious
- ambulatories — Plural form of ambulatory.
- amelogenesis — the production of enamel by ameloblasts
- aminophenols — Plural form of aminophenol.
- amphibiously — In the manner of an amphibian.
- amphicoelous — (of the vertebrae of most fishes and some amphibians) concave at the anterior and posterior ends
- ampullaceous — shaped like an ampulla or a bladder
- analogy test — a reasoning test in which the subject is required to supply the missing term in a relationship of the form “A is to B as Y is to ^^^.”.
- analyzations — Plural form of analyzation.
- anaplasmosis — a disease of cattle caused by a blood-infecting protozoan parasite, Anaplasma marginale, transmitted by bloodsucking flies and ticks.
- anapophysial — of or relating to an anapophysis.
- anecdotalism — an inclination to relate anecdotes
- anemophilous — (of flowering plants such as grasses) pollinated by the wind
- angelologist — a person who studies angelology
- animalculous — a minute or microscopic animal, nearly or quite invisible to the naked eye, as an infusorian or rotifer.
- anisothermal — (thermodynamics) Of or pertaining to a system that is not in thermal equilibrium, that does not have a single fixed temperature.
- ankylosaurus — a plant-eating dinosaur of the Cretaceous period that had a tail resembling a club and a body covering of thick scales
- anorthoclase — a variety of microcline, rich in sodium and sometimes having a play of color: sometimes considered a variety of orthoclase.
- anthologised — Simple past tense and past participle of anthologise.
- anthologiser — Alternative spelling of anthologizer.
- anthologizes — Third-person singular simple present indicative form of anthologize.
- anthophilous — (esp of insects) frequenting flowers
- anticyclones — Plural form of anticyclone.
- antigropelos — waterproof leggings used to protect against mud
- antinovelist — a writer of antinovels
- antinucleons — Plural form of antinucleon.
- antipetalous — standing before the petals of a plant
- antipolitics — the rejection of party and electoral politics
- antiroyalism — Opposition to royals or royalism.
- antiroyalist — opposed to the monarchy
- antisepalous — facing the sepals or calyx leaf
- antisociable — Antisocial.
- antisocially — In an antisocial manner.
- anton sailer — Anton [ahn-tohn] /ˈɑn toʊn/ (Show IPA), ("Toni") 1935–2009, Austrian skier.
- aphoristical — Alternative form of aphoristic.