KJV Dictionary Definition: treatise
treatise
TRE'ATISE, n. L. tractatus. A tract; a written composition on a particular subject, in which the principles of it are discussed or explained. A treatise is of an indefinite length; but it implies more form and method than an essay, and less fullness or copiousness than a system.
treatiser
TRE'ATISER, n. One who writes a treatise. Not used.