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Meaning of reactionless drive | Babel Free

Noun CEFR B2

Definitions

A hypothetical device producing motion without the exhaust of a propellant.

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

reactionlessness Reactions reactionware reactivant reactivatability Reactivate

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