12-letter words containing a, b, o, i
- aminobenzene — aniline (def 1).
- aminobenzoic — as in aminobenzoic acid
- aminobutyric — (organic chemistry) Of or pertaining to any of several isomeric univalent radicals in which a hydrogen atom of a butyric radical is replaced by an amino group.
- amphibiology — The branch of science that deals with amphibious animals.
- amphibiously — In the manner of an amphibian.
- amphibolitic — Of, pertaining to, or composed of an amphibolite.
- anaerobiosis — life in the absence of oxygen
- anaerobiotic — anaerobic
- anglophobiac — a person with a fear or dread of England or the English
- annuity bond — a fixed-rate bond that pays out the same amount of cash every year over its lifetime
- anti-lebanon — a mountain range running north and south between Syria and Lebanon, east of the Lebanon Mountains. Highest peak: Mount Hermon, 2814 m (9232 ft)
- antiabortion — opposed to induced or surgical abortions
- antiantibody — antibody that combines with another antibody.
- antibiotical — Of or pertaining to antibiotics.
- antiglobulin — a serum containing an antibody specific to an immunoglobulin
- antimetabole — the repetition of words in reverse order for emphasis
- antimicrobic — Antimicrobial.
- antiroll bar — a horizontal bar in the suspension system of some automotive vehicles, that stabilizes the body of the vehicle and thereby reduces sway, esp. during turns
- antisociable — Antisocial.
- antithrombin — a substance that counteracts the action of thrombin, preventing the formation of blood clots
- apeirophobia — The fear of infinity and/or of infinite things.
- apostle bird — a gregarious grey-and-brown Australian nest-building bird, Struthidea cinerea
- approbations — approval; commendation.
- appropriable — that can be appropriated
- arbitrations — Plural form of arbitration.
- arborio rice — variety of round-grain rice used for making risotto
- arborization — a branching treelike appearance in certain fossils and minerals
- archibenthos — the ocean bottom between the littoral and abyssal zones: from depths of approximately 200 feet (60 meters) to 3300 feet (1000 meters).
- area bombing — aerial bombing in which bombs are dropped over the general area of a target.
- arousability — to stimulate sexually.
- art mobilier — small, movable art objects, especially primitive or prehistoric works of art.
- assibilation — (linguistics) A sound change resulting in a sibilant consonant, commonly the final phase of palatalization.
- astonishable — (obsolete) Astonishing.
- astrobiology — the branch of biology that investigates the possibility of life elsewhere in the universe
- attributions — Plural form of attribution.
- atychiphobia — (rare) The fear of failure.
- authorizable — able to be authorized
- autoantibody — an antibody reacting with an antigen that is a part of the organism in which the antibody is formed
- automobiling — (dated) present participle of automobile.
- automobilism — the use of automobiles, or the practices associated with them
- automobilist — Driver; person who uses a motor vehicle such as car, van or truck.
- automobility — the use of motor cars
- avoidability — The possibility of avoiding; the state or condition of being avoidable.
- babingtonite — a rare, slightly magnetic, black or dark green silicate mineral, Ca2Fe2Si5O14OH, found in cavities in volcanic rock
- baby monitor — a device that transmits sounds made by a baby to another room
- bachelorship — the state of being a bachelor; bachelorhood
- back molding — a molding, as a backband, applied to interior window and door trim to conceal the edge of the wall surface.
- backcrossing — (genetics) The crossing of a hybrid with one of its parents or an individual genetically similar to its parent.
- backsolution — The process or result of backsolving.
- backstopping — a wall, wire screen, or the like, serving to prevent a ball from going too far beyond the normal playing area.