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test-fly

[test-flahy] /ˈtɛstˌflaɪ/
verb (used with object), test-flew, test-flown, test-flying.
1.
to fly (an aircraft or spacecraft) for the evaluation of performance.
Origin of test-fly
1935-1940
1935-40
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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