'Devisor' definitions:

Definition of 'devisor'

(from WordNet)
noun
Someone who devises real property in a will

Definition of 'Devisor'

From: GCIDE
  • Devisor \De*vis"or\, n. (Law) One who devises, or gives real estate by will; a testator; -- correlative to devisee. [1913 Webster]