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verb
test-flew
ˈtest-ˌflü 
; test-flown
ˈtest-ˌflōn
; test-flying
; test-flown
ˈtest-ˌflōn
; test-flying
: to subject to a flight test
test-fly an experimental plane
Word History
First Known Use
1936, in the meaning defined above
Dictionary Entries Near test-fly
Cite this Entry
“Test-fly.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/test-fly. Accessed 31 Mar. 2023.
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