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Meaning of optionally piloted vehicle | Babel Free

Noun CEFR C1

Definitions

An aircraft that may be manned or unmanned, able to function in either mode without modification.

US

CEFR level

C1
Advanced
This word is part of the CEFR C1 vocabulary — advanced level.
See all C1 English words →

See also

optionee optioneering optionlessness optionor Options optivar

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