Definition of instruction in English:


Syllabification: in·struc·tion
Pronunciation: /inˈstrəkSHən


  • 1 (often instructions) A direction or order: he issued instructions to the sheriff he was acting on my instructions
    More example sentences
    • Jones had given explicit instructions to his charges to behave earlier this week.
    • Whether such an instruction qualifies the order to the bank or is directed to the payee is a question of fact.
    • Finally the agent gives the woman the same instructions, ordering her to kill her husband.
    order, command, directive, direction, decree, edict, injunction, mandate, dictate, commandment, bidding; requirement, stipulation
    informal marching orders
    literary behest
  • 1.1 (instructions) Law Directions to a lawyer or to a jury.
    More example sentences
    • She does not say what particular instructions the solicitors received.
    • Equally, that is the proper time for his solicitors to receive such instructions.
    • I read that in the papers somewhere that the trial judge actually gave some instructions to the jury about the role of the foreman.
  • 1.2 Computing A code or sequence in a computer program that defines an operation and puts it into effect.
    More example sentences
    • Clock speed will show the number of instructions that a computer can execute in a second.
    • Virtual memory uses an MMU to convert the virtual addresses that are used by program instructions to physical locations.
    • Properly crafted computer instructions appended to the text will then be executed by the machine, giving hackers a way in.
  • 2 (instructions) Detailed information telling how something should be done, operated, or assembled: always study the instructions supplied
    More example sentences
    • Each person was given detailed information and instructions on how to contribute to the study.
    • Once the explosives are ready, there are detailed instructions on how to make a suicide belt.
    • As well as detailed, door-to-door instructions, it provides users with a range of additional services.
    directions, key, rubric, specification, how-tos; handbook, manual, guide, tutorial



More example sentences
  • The case studies showed that a variety of formal and informal activities crowd out instructional time.
  • Call now, to get your informational packet and free instructional videotape!
  • Some of them have already made recommendations on new pedagogy and instructional strategies.


late Middle English: via Old French from late Latin instructio(n-), from the verb instruere (see instruct).

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