Arctic
— Adjective
– English
～ of or relating to the Arctic; "the Arctic summer"
arcuate
— Adjective
– English
～ forming or resembling an arch; "an arched ceiling"
ardent
— Adjective
– English
～ characterized by strong enthusiasm; "ardent revolutionaries"; "warm support"
ardent
— Adjective
– English
～ glowing or shining like fire; "from rank to rank she darts her ardent eyes"- Alexander Pope; "frightened by his ardent burning eyes"
ardent
— Adjective
– English
～ characterized by intense emotion; "ardent love"; "an ardent lover"; "a fervent desire to change society"; "a fervent admirer"; "fiery oratory"; "an impassioned appeal"; "a torrid love affair"
arduous
— Adjective
– English
～ taxing to the utmost; testing powers of endurance; "his final, straining burst of speed"; "a strenuous task"; "your willingness after these six arduous days to remain here"- F.D.Roosevelt
arduous
— Adjective
– English
～ difficult to accomplish; demanding considerable mental effort and skill; "the arduous work of preparing a dictionary"
arduous
— Adjective
– English
～ characterized by effort to the point of exhaustion; especially physical effort; "worked their arduous way up the mining valley"; "a grueling campaign"; "hard labor"; "heavy work"; "heavy going"; "spent many laborious hours on the project"; "set a punishing pace"
areal
— Adjective
– English
～ of or relating to or involving an area
arenaceous
— Adjective
– English
～ resembling or containing or abounding in sand; or growing in sandy areas; "arenaceous limestone"; "arenaceous grasses"
arenicolous
— Adjective
– English
～ growing or living or burrowing in sand; "arenicolous worms"
areolar
— Adjective
– English
～ relating to or like or divided into areolae; "areolar tissue"
areolate
— Adjective
– English
～ relating to or like or divided into areolae; "areolar tissue"
argent
— Adjective
– English
～ of lustrous grey; covered with or tinged with the color of silver; "silvery hair"
argentic
— Adjective
– English
～ relating to compounds in which silver is bivalent
argentiferous
— Adjective
– English
～ containing or yielding silver; "argentiferous ore"
Argentine
— Adjective
– English
～ of or relating to or characteristic of Argentina or its people; "Argentinian tango"
Argentinian
— Adjective
– English
～ of or relating to or characteristic of Argentina or its people; "Argentinian tango"
argentous
— Adjective
– English
～ relating to compounds in which silver is univalent
argillaceous
— Adjective
– English
～ resembling or containing clay; "argillaceous rocks"