• Webster's Revised Unabridged Dictionary
    • a Subaërial Beneath the sky; in the open air; specifically Geol, taking place on the earth's surface, as opposed to subaqueous.
    • ***
Century Dictionary and Cyclopedia
    • subaerial In geology, formed, produced, or deposited in the open air, and not beneath the sea, or under water, or below the surface; not submarine or subterranean: thus, subaërial denudation or erosion: See æolian, 2.
    • ***
Chambers's Twentieth Century Dictionary
    • adj Subaerial sub-ā-ē′ri-al beneath the sky: in the open air
    • ***