12-letter words containing o, a, t
- agroforestry — a method of farming integrating herbaceous and tree crops
- agroindustry — an activity combining agriculture and industry
- aiming point — the point at which a gun or bombsight is aimed in order to strike a desired target, often a point in advance of or behind the actual target.
- airbrush out — to remove evidence of (someone or something from photographs, books, or history)
- airport code — a three-letter abbreviation of the names of the world's major airports, used especially as an identifier for routing baggage.
- alcaptonuria — Alternative spelling of alkaptonuria.
- alcoholicity — the strength of an alcoholic liquor
- aldolization — the conversion of an aldehyde to aldol
- algesiometer — an instrument for determining the sensitiveness of the skin to a painful stimulus.
- alimentation — sustenance; support
- alkalization — Alkalinization.
- alkaptonuria — excessive excretion of homogentisic acid in the urine, caused by a hereditary abnormality of the metabolism of tyrosine and phenylalanine.
- all the more — All is used in structures such as all the more or all the better to mean even more or even better than before.
- all together — in chorus, in unison
- all---ottava — a direction (8va), placed above or below the staff to indicate that the passage covered is to be played one octave higher or lower respectively.
- allegoristic — writing or using allegory; interpreting in an allegorical sense.
- allelopathic — relating to or characterized by allelopathy
- alliteration — Alliteration is the use in speech or writing of several words close together which all begin with the same letter or sound.
- alloantibody — an antibody that reacts with an antigen from a genetically different individual of the same species.
- allotropical — (chemistry, rare) Of or pertaining to an element that exhibits allotropy.
- allowability — The state of being allowable; legitimacy; permissibleness.
- almond paste — ground almond mixture
- alpha boötis — Arcturus
- alphitomancy — the use of barley meal as a means of divination.
- 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.
- altiloquence — Pompous language; lofty speech.
- altitudinous — pertaining to altitude or height
- alto-relievo — high relief
- alto-rilievo — alto-relievo
- 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
- alveolectomy — The surgical reshaping of the alveolar ridge to facilitate dental prosthesis.
- alveopalatal — articulated with the blade or front of the tongue approaching or touching the front of the hard palate near its junction with the alveolar ridge; having a primary palatal articulation and a secondary alveolar articulation.
- amalgamation — the action or process of amalgamating
- 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.
- ambitionless — without ambition, unambitious
- ambrettolide — a colorless liquid, C 16 H 28 O 2 , having a strong musky odor, used as a fixative in the manufacture of perfume.
- ambulatories — Plural form of ambulatory.
- ambulatorily — By or in terms of walking.
- ameliorating — Present participle of ameliorate.
- amelioration — the act or an instance of ameliorating or the state of being ameliorated
- ameliorative — Able to repair or ameliorate.
- amelioratory — tending to ameliorate
- amenhotep iv — died 1357? b.c, king of Egypt 1375?–1357?: reformer of ancient Egyptian religion (son of Amenhotep III).
- amentiferous — bearing aments