Aviation Dictionary

Vertical speed indicator (VSI)

An instrument that uses static pressure to display a rate of climb or descent in feet per minute. The VSI can also sometimes be called a vertical velocity indicator (VVI).

Dictionary Term

Vertical speed indicator (VSI)

Definition

An instrument that uses static pressure to display a rate of climb or descent in feet per minute. The VSI can also sometimes be called a vertical velocity indicator (VVI).

References

Airplane Flying Handbook · Federal Aviation Administration · 2021