12-letter words containing e, t, i, o, l, a
- antigropelos — waterproof leggings used to protect against mud
- antilegomena — the books of the New Testament which have been excluded from the canon of Scripture
- antimetabole — the repetition of words in reverse order for emphasis
- antinovelist — a writer of antinovels
- antinucleons — Plural form of antinucleon.
- antipetalous — standing before the petals of a plant
- antireligion — opposed to religion
- antisepalous — facing the sepals or calyx leaf
- antisociable — Antisocial.
- antiviolence — opposed to or acting against violence in society
- anton sailer — Anton [ahn-tohn] /ˈɑn toʊn/ (Show IPA), ("Toni") 1935–2009, Austrian skier.
- aortic valve — a semilunar valve between the aorta and the left ventricle of the heart that prevents the blood from flowing back into the left ventricle.
- apodeictical — Apodeictic.
- apostle bird — a gregarious grey-and-brown Australian nest-building bird, Struthidea cinerea
- appellations — Plural form of appellation.
- archeologist — archaeology.
- aristotelian — of or relating to Aristotle or his philosophy
- art mobilier — small, movable art objects, especially primitive or prehistoric works of art.
- artiodactyle — (zoology) One of the Artiodactyla, a group of ungulates.
- astonishable — (obsolete) Astonishing.
- atactostelic — Of or possessing an atactostele.
- atheological — having an aversion or resistance to theology
- atheoretical — having no connection with and not founded on theory
- auction sale — an instance of items being sold by auction
- authorizable — able to be authorized
- autodiallers — Plural form of autodialler.
- autoeciously — in an autoecious manner
- autofellatio — Oral stimulation of one's own penis.
- autumn olive — a spiny shrub (Elaeagnus umbellata) of the oleaster family, having leaves covered with silvery or brown scales
- bacteriology — Bacteriology is the science and the study of bacteria.
- balletomania — passionate enthusiasm for ballet
- balloon tire — a wide, deep-walled pneumatic tire with relatively low air pressure to lessen the shock of bumps
- barometrical — (archaic) Relating to, or observed with, a barometer, barometric.
- beacon light — a light signal for shipping
- below stairs — People sometimes use below stairs to refer to the servants in a rich household and the things that are connected with them.
- bibliothecal — relating to a bibliotheca
- bicollateral — (of a vascular bundle) having two phloem groups to the inside and outside, respectively, of the xylem
- biosatellite — an artificial satellite for carrying living organisms
- biotechnical — relating to biotechnology
- bipropellant — a rocket propellant consisting of two substances, usually a fuel and an oxidizer
- bitter aloes — a bitter purgative drug made from the leaves of several species of aloe
- blastocoelic — of or relating to the blastocoel
- bletheration — nonsense!
- bloodstained — Someone or something that is bloodstained is covered with blood.
- boating lake — a lake in a park where rowing boats can be hired
- boletic acid — fumaric acid.
- borosilicate — a salt of boric and silicic acids
- botticellian — Sandro [san-droh,, sahn-;; Italian sahn-draw] /ˈsæn droʊ,, ˈsɑn-;; Italian ˈsɑn drɔ/ (Show IPA), (Alessandro di Mariano dei Filipepi) 1444?–1510, Italian painter.
- boulangerite — a bluish lead-gray mineral, lead antimony sulfide, Pb 5 Sb 4 S 11 , a minor ore of lead.
- call time on — If you call time on something, you end it.