To invest with power, especially legal power or official authority. See Synonyms at authorize.
To equip or supply with an ability; enable: "Computers ... empower students to become intellectual explorers” ( Edward B. Fiske).
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.