Webster’s Revised Unabridged Dictionary · 1913
Meteoroid
Me′te·or·oid (mē′tē·ẽr·oid), n. [Meteor + -oid.] (Astron.) A small body moving through space, or revolving about the sun, which on entering the earth's atmosphere would be deflagrated and appear as a meteor.
These bodies [small, solid bodies] before they come into the air, I call meteoroids. H. A. Newton.