Instructive

//ɪnˈstɹʌktɪv// adj, noun

Definitions

Adjective
  1. 1
    Conveying knowledge, information or instruction.

    "Well, that was an instructive lesson."

Adjective
  1. 1
    serving to instruct or enlighten or inform wordnet
Noun
  1. 1
    A case in the Finnish and Estonian languages. It expresses the means or the instrument used to perform an action.

Etymology

Etymology 1

From instruct + -ive.

Etymology 2

From instruct + -ive.

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