Exhausted of moisture; parched with heat; dry; barren.
source: Webster 1913
adjective satellite
lacking sufficient water or rainfall
An arid climate. A waterless well. Miles of waterless country to cross.
source: WordNet 3.0
lacking vitality or spirit; lifeless
A technically perfect but arid performance of the sonata. A desiccate romance. A prissy and emotionless creature...settles into a mold of desiccated snobbery.