Definition of "instructional"

instructional

adjective
comparative more instructional, superlative most instructional
1. Intended for purposes of instruction, for teaching.
2. Relating to the teaching profession.
noun
plural instructionals
1. A book, film, etc. intended to instruct.
  Quotations
  On legitimate days off, during the summer, Klam received poolside instructionals in monied femininity from Marcia and her three sisters — “the Jewish Gang of Four.”
  2008 May 18, Ginia Bellafante, “Mommy’s Dearest”, in New York Times‎