Definify.com

Webster 1913 Edition

Noun.

A matter of doctrine; also, a system of doctrines.

T. Goodwin. Sir T. Elyot.

Adj.

[See Doctrine.]

Pertaining to doctrine; containing a doctrine or something taught; as a doctrinal observation; a doctrinal proposition.

Pertaining to the act or means of teaching.

The word of God serveth no otherwise, than in the nature of a doctrinal instrument.

Noun.

Something that is a part of doctrine.