thereon Meaning, Definition & Usage

  1. adverb on that
    on it; on that.
    • text and commentary thereon

WordNet

There*on" adverb
Etymology
AS. ron. See There, and On.
Definitions
  1. On that or this. Chaucer.
    Then the king said, Hang him thereon. Esther vii. 9.

Webster 1913