[ in-struhk-shuhn ]
/ ɪnˈstrʌk ʃən /


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.

Origin of instruction

1375–1425; late Middle English instruccio(u)n < Latin instructiōn- (stem of instructiō). See instruct, -ion

OTHER WORDS FROM instruction Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for instructional

British Dictionary definitions for instructional

/ (ɪnˈstrʌkʃən) /


a direction; order
the process or act of imparting knowledge; teaching; education
computing a part of a program consisting of a coded command to the computer to perform a specified function

Derived forms of instruction

instructional, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for instructional

[ ĭn-strŭkshən ]

A sequence of bits that tells a computer's central processing unit to perform a particular operation. An instruction can also contain data to be used in the operation.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.