the act or practice of instructing or teaching; education.

knowledge or information imparted.

an item of such knowledge or information.

Usually, instructions. orders or directions

The instructions are on the back of the box.

the act of furnishing with authoritative directions.

Computers . a command given to a computer to carry out a particular operation.

adjective

edifying , educative , enlightening , illuminative , informative , instructive , didactic , pedagogical