Definition of "doctrinal"

doctrinal

/ˈdɒktɹɪnəl/

adjective
1. Of, relating to, involving, belonging to or concerning a doctrine.
2. (obsolete) Didactic.
  Quotations
  The word of God serveth no otherwise than in the nature of a doctrinal instrument.
  1594–1597, Richard Hooker, edited by J[ohn] S[penser], Of the Lawes of Ecclesiastical Politie, […], London: […] Will[iam] Stansby [for Matthew Lownes], published 1611, (please specify the page)
noun
plural doctrinals
1. A matter of doctrine, or system of doctrines.
  Quotations
  His Teaching is not to teach you the Doctrinals of Salvation and of the Son, for he leaves that to Ministers, and to the Bible, to teach you the Doctrinals only in a doctrinal way
  a. 1680, Thomas Goodwin, The Object and Acts of Justifying Faith
  The Doctrinal of Princes
  1531, Thomas Elyot, edited by Ernest Rhys, The Boke Named the Governour […] (Everyman’s Library), London: J[oseph] M[alaby] Dent & Co; New York, N.Y.: E[dward] P[ayson] Dutton & Co, published