Strategic Defense Initiative

English

Proper noun

the Strategic Defense Initiative

1. (historical) A system proposed by U.S. President Ronald Reagan on March 23, 1983, to use ground-based and space-based systems to protect the United States from attack by strategic nuclear ballistic missiles.

Synonyms

• SDI
• Star Wars

Translations

proposed missile defense system — see Star Wars

Further reading

• “Strategic Defense Initiative”, in OneLook Dictionary Search.
• “the Strategic Defense Initiative”, in Oxford Learner's Dictionaries
• “Strategic Defense Initiative”, in Collins English Dictionary.