instruct

Definitions

General English

  • verb to show someone how to do something

General Science

  • verb to give information or knowledge to someone, usually in a formal setting such as a lesson or briefing

Commerce

  • verb to give an order to someone

Information & Library Science

  • verb to teach somebody how to do something

Military

  • verb to tell someone to do something
http://www.dictionarycentral.com/definition/instruct.html