noun
- a small movable graduated scale used with a main scale to obtain precise measurements
Usage: technical; engineering
Examples
- The machinist used vernier calipers to measure the bolt’s diameter precisely.
- Reading the vernier scale requires aligning the marks carefully.
- The vernier allows measurements accurate to one-tenth of the main scale division.
- Students learned to read the vernier in their physics lab.
- The engineer adjusted the vernier to get an exact measurement.
- Vernier instruments are essential tools in precision manufacturing.