12-letter words containing a, c, e, n, s
- anecdotalism — an inclination to relate anecdotes
- anelasticity — the property of a substance which has a disproportionate relationship between stress and strain
- anemochorous — (of a fruit, seed, or spore) adapted for dispersion by wind.
- aneurysmatic — (medicine) Describing a blood vessel that has an aneurysm; aneurysmal.
- anorthoclase — a variety of microcline, rich in sodium and sometimes having a play of color: sometimes considered a variety of orthoclase.
- ansate cross — ankh
- antechambers — Plural form of antechamber.
- anti-science — a branch of knowledge or study dealing with a body of facts or truths systematically arranged and showing the operation of general laws: the mathematical sciences.
- anti-semitic — Someone or something that is anti-Semitic is hostile to or prejudiced against Jewish people.
- anticatalase — a substance that inhibits the enzymatic action of a catalase.
- anticathexis — a change from one emotion to its opposite, as from hate to love.
- anticathodes — Plural form of anticathode.
- antichthones — the antipodes
- anticlimaxes — Plural form of anticlimax.
- anticonsumer — opposed to consumerism
- anticyclones — Plural form of anticyclone.
- antihysteric — acting to counter hysteria
- antinucleons — Plural form of antinucleon.
- antipyretics — Plural form of antipyretic.
- antisociable — Antisocial.
- antitheistic — opposed to belief in god or gods
- anuszkiewicz — Richard Joseph, born 1930, U.S. op-art painter.
- 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
- appendencies — attached or suspended; annexed.
- appendicitis — Appendicitis is an illness in which a person's appendix is infected and painful.
- aquaintances — Plural form of aquaintance.
- arborescence — treelike in size and form.
- arc cosecant — the angle, measured in radians, that has a cosecant equal to a given number. Symbol: csc −1. Abbreviation: arc csc;
- archdiocesan — Relating to an archdiocese.
- archenterons — Plural form of archenteron.
- archibenthos — the ocean bottom between the littoral and abyssal zones: from depths of approximately 200 feet (60 meters) to 3300 feet (1000 meters).
- arming chest — a chest for holding armor and weapons.
- arsenic acid — a white poisonous soluble crystalline solid used in the manufacture of arsenates and insecticides. Formula: H3AsO4
- ascensionist — a person who has completed a mountain ascent, esp a notable one
- ascertaining — to find out definitely; learn with certainty or assurance; determine: to ascertain the facts.
- asclepiadean — of or relating to a type of classical verse line consisting of a spondee, two or three choriambs, and an iamb
- asking price — The asking price of something is the price which the person selling it says that they want for it, although they may accept less.
- assuefaction — the condition of being or becoming familiar with or used to something
- asynchronies — a lack of synchronism or coincidence in time.
- auction sale — an instance of items being sold by auction
- auction site — a commercial website on which items are sold by internet auction
- autochangers — Plural form of autochanger.
- autochthones — Alternative spelling of autochthons.
- awe-stricken — filled with awe.
- backbenchers — Plural form of backbencher.
- backboneless — lacking backbone; cowardly
- backwardness — toward the back or rear.
- backwoodsmen — Plural form of backwoodsman.
- bacon-slicer — a machine for cutting bacon into slices
- bag snatcher — a thief whose main tactic is to grab women's handbags and run off with them