noun
- a thick underground part of a stem or root that stores food for the plant
Usage: botany
Examples
- Potatoes are tubers that grow underground.
- The gardener dug up several tubers from the dahlia plant.
- Sweet potatoes are actually tubers, not true roots.
- Many tubers can be stored for months without spoiling.
- The plant produces small tubers that can be replanted next season.
- Jerusalem artichokes are edible tubers with a nutty flavor.