1. Of or relating to or characteristic of conditions in the subtropics
   - subtropical, subtropic, semitropic

Encyclopedia: Semitropical

• auto limitation
• auto loan
• auto manufacturer
• auto mechanics
• auto part
• auto race
• auto racing
• auto tire
• auto-changer
• auto-da-fé
• auto-mechanic
• autoantibody
• autobahn
• autobiographer
• autobiographic
• autobiographical
• autobiography
• autobus
• autocatalysis
• autocatalytic
• autocephalous
• autochthon
• autochthonal
• autochthonic
• autochthonous