12-letter words containing a, t, i, o
- act of faith — an act that demonstrates or tests a person's religious beliefs
- actinometers — Plural form of actinometer.
- actinometric — Of or pertaining to actinometry.
- actinomorphy — The condition of being actinomorphic.
- actinomycete — any bacterium of the group Actinomycetes, usually filamentous in form
- actinomycins — Plural form of actinomycin.
- actinostelic — Of or possessing an actinostele.
- action grant — funds awarded by the federal government on a competitive basis to cities that submit plans for urban development and are able to show that such plans have the cooperation and endorsement of private investors.
- action group — a group of people who come together to fight for a particular cause or to carry out a particular task
- action movie — film focussed on action sequences
- action point — one of a series of notes drawn up after a meeting stating what tasks need to be carried out and who will do each one
- active voice — a voice of verbs used to indicate that the subject of a sentence is performing the action or causing the event or process described by the verb, as kicked in the boy kicked the football
- activization — to make active; activate.
- adaptational — of or relating to adaptation
- additionally — You use additionally to introduce something extra such as an extra fact or reason.
- adelie coast — a part of Antarctica, between Wilkes Land and George V Land: the mainland section of the French Southern and Antarctic Territories (claim suspended under the Antarctic Treaty)
- adenectomies — Plural form of adenectomy.
- adeodatus ii — Saint, died a.d. 676, pope 672–676.
- adiaphoretic — preventing or reducing perspiration.
- adiponitrile — a colorless liquid, C 6 H 8 N 2 , used chiefly as an intermediate in the manufacture of nylon.
- adjudication — the act of adjudicating
- adjudicators — Plural form of adjudicator.
- adjudicatory — relating to adjudication
- admonishment — to caution, advise, or counsel against something.
- admonitorily — in an admonitory manner
- adolf hitler — Adolf [ad-olf,, ey-dolf;; German ah-dawlf] /ˈæd ɒlf,, ˈeɪ dɒlf;; German ˈɑ dɔlf/ (Show IPA), (Adolf Schicklgruber"der Führer") 1889–1945, Nazi dictator of Germany, born in Austria: Chancellor 1933–45; dictator 1934–45.
- adoptability — the quality or extent of being adoptable
- adscititious — added or supplemental; additional
- adulteration — an adulterating or being adulterated
- adventitious — added or appearing accidentally or unexpectedly
- advertorials — Plural form of advertorial.
- aeolian tone — the musical tone produced by the passage of a current of air over a stretched string, etc, as in an aeolian harp
- aerification — an act of combining with air.
- aeroacoustic — Relating to aeroacoustics.
- aerodonetics — the study of soaring or gliding flight, esp the study of gliders
- aeroelastics — the study of aeroelastic phenomena.
- aeromagnetic — of magnetism in the atmosphere
- aeronautical — Aeronautical means involving or relating to the design and construction of aeroplanes.
- aerosiderite — a meteorite which is composed mainly of iron
- aesthesiogen — a substance that stimulates or produces sensation
- aethrioscope — an instrument which measures temperature changes caused by different conditions of the sky
- aetiological — of or relating to aetiology
- affectations — Plural form of affectation.
- affectionado — Misspelling of aficionado.
- affectionate — If you are affectionate, you show your love or fondness for another person in the way that you behave towards them.
- affiliations — Plural form of affiliation.
- affirmations — Plural form of affirmation.
- affrontingly — in an affronting manner
- aforestation — Alternative spelling of afforestation.
- afro-asiatic — a family of languages of SW Asia and N Africa, consisting of the Semitic, ancient Egyptian, Berber, Cushitic, and Chadic subfamilies