ABOUT adv.
approximately; with close correspondence, in quality, manner, degree, etc.; as, about as cold; about as high; -- also of quantity, number, time. "There fell . . . about three thousand men." Exod. xxii. 28.
AIR n.
A particular state of the atmosphere, as respects heat, cold, moisture, etc., or as affecting the sensations; as, a smoky air, a damp air, the morning air, etc.