1. Beneath the sky; in the open air; specifically: (geology) taking place on the earth's surface, as opposed to subaqueous

Encyclopedia: Subaerial

• knowledge economy
• knowledgeability
• knowledgeable
• knowledgeableness
• knowledgeably
• Knowlton's cactus
• known
• Knox
• Knoxville
• knuckle
• knuckle down
• knuckle duster
• knuckle joint
• knuckle sandwich
• knuckle under
• knuckleball
• knucklebones
• knucklehead
• knuckler
• knuckles
• knucks
• knur
• knurl
• knurled
• Knut