noun
the airforce of the United States of America; the agency that defends the United States through control and exploitation of air and space
• Syn: ↑U. S. Air Force, ↑US Air Force, ↑Air Force, ↑USAF
• Hypernyms: ↑agency, ↑federal agency, ↑government agency, ↑bureau, ↑office, ↑authority
• Part Holonyms: ↑Department of Defense, ↑Defense Department, ↑United States Department of Defense, ↑Defense, ↑DoD
• Part Meronyms:
↑Air Force Research Laboratory, ↑AFRL, ↑United States Air Force Academy, ↑US Air Force Academy, ↑Air Combat Command, ↑ACC, ↑Air Force Space Command, ↑AFSPC, ↑Air National Guard, ↑ANG, ↑Air Force Intelligence Surveillance and Reconnaissance, ↑Air Force ISR, ↑AFISR
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the permanent or regular military air force of the United States, established in 1947 as a separate service under the authority of the Department of Defense: a branch of the U.S. Army before 1947. Abbr.: USAF
Useful english dictionary. 2012.