Glossary — V1 termsABCDEFGHIJKLMNOPQRSTUVWXYZPROPULSIONVernier engineA small engine used for fine thrust and steering adjustments.Example: Vernier engines corrected the vehicle's roll during ascent.
PROPULSIONVernier engineA small engine used for fine thrust and steering adjustments.Example: Vernier engines corrected the vehicle's roll during ascent.