11-letter words containing i, a, t, r
- approbating — Present participle of approbate.
- approbation — Approbation is approval of something or agreement to it.
- approbative — showing approbation or approval
- appropriate — Something that is appropriate is suitable or acceptable for a particular situation.
- approximant — an articulation in which one articulator is close to another, but not sufficiently so to form a stop or a fricative.
- approximate — An approximate number, time, or position is close to the correct number, time, or position, but is not exact.
- apricot jam — a sweet preserve made from apricots
- aprioristic — belief in, or reliance upon, a priori reasoning, arguments, or principles.
- aqua fortis — nitric acid
- aquafortist — a person who makes engravings or etchings through the use of aqua fortis
- aquarellist — (arts) An artist who paints aquarelles.
- aquiculture — aquaculture
- arabization — transfer to Arab control
- araeometric — relating to araeometry
- arbitrageur — a person who engages in arbitrage
- arbitrament — the decision or award made by an arbitrator upon a disputed matter
- arbitraries — subject to individual will or judgment without restriction; contingent solely upon one's discretion: an arbitrary decision.
- arbitrarily — subject to individual will or judgment without restriction; contingent solely upon one's discretion: an arbitrary decision.
- arbitrarity — The quality or state of being arbitrary.
- arbitrating — to decide as arbitrator or arbiter; determine.
- arbitration — Arbitration is the judging of a dispute between people or groups by someone who is not involved.
- arbitrative — having the power to arbitrate
- arbitrators — Plural form of arbitrator.
- arbitratrix — a female arbitrator
- arbitrement — the act of arbitrating; arbitration.
- arbor vitae — any of several Asian and North American evergreen coniferous trees of the genera Thuja and Thujopsis, esp Thuja occidentalis, having tiny scalelike leaves and egglike cones
- arborvitaes — Plural form of arborvitae.
- archenteric — Of or pertaining to an archenteron.
- archicortex — (anatomy) Part of the allocortex, specifically three layered hippocampal cortexes necessary for hippocampus formation.
- architected — a person who engages in the profession of architecture.
- architector — (obsolete) An architect.
- architraved — having an architrave or architraves
- architraves — Plural form of architrave.
- archpriests — Plural form of archpriest.
- archtraitor — A chief or transcendent traitor.
- arctic char — a char, Salvelinus alpinus, that occurs in northern and arctic seas
- arctic hare — a large hare, Lepus arcticus, of the Canadian Arctic whose fur is white in winter
- arctic seal — rabbit fur that has been sheared and dyed to simulate sealskin.
- arctic skua — a predatory gull-like bird, Stercorarius parasiticus, which harasses terns or gulls into dropping or disgorging fish they have caught; it breeds in northern Eurasia and North America
- arctic tern — a black-capped tern, Sterna paradisea, that breeds in the Arctic and then migrates as far south as the Antarctic
- arctic zone — the section of the earth's surface lying between the Arctic Circle and the North Pole.
- arcticology — the scientific study of the Polar Regions.
- arctophilia — the practice of collecting teddy bears
- areocentric — relating to a reference system which has Mars as its centre
- argentinean — a native or inhabitant of Argentina.
- argentinian — Argentinian means belonging or relating to Argentina or its people.
- argumentive — argumentative
- aristarchus — a crater in the NE quadrant of the moon, having a diameter of about 37 kilometres, which is the brightest formation on the moon
- aristocracy — The aristocracy is a class of people in some countries who have a high social rank and special titles.
- aristocrats — Plural form of aristocrat.