An Etymological Dictionary of Astronomy and Astrophysics

1. No thing; not anything; naught.
   

2. Nonexistence; nothingness.

Etymology (EN): M.E., from O.E. nathing, nathinc, from nan “not one,” → non-, + → thing.

Etymology (PE): Mid.Pers. hêc, hêc(i), hâca “any.”