English Explanatory Dictionary

delta-v

English dictionary entry

Meanings

noun
  1. A vector change in velocity, especially a small change as a result of a corresponding change in some other parameter.
  2. The maximum possible change in the scalar speed of a rocket or other vehicle if operated in a vacuum away from external forces.
  3. The minimum scalar change in speed required to perform a particular manoeuvre.

Word forms

delta-v delta-vs

Etymology

From delta (“change”) + v (“velocity”).

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