noun
- any of a group of plant hormones that promote stem elongation, seed germination, and flowering
Usage: botanical; scientific
Examples
- Gibberellin treatment caused the dwarf plants to grow to normal height.
- Seeds treated with gibberellin germinated faster than untreated controls.
- The researcher applied gibberellin to study its effects on plant growth.
- Gibberellin deficiency can result in stunted plant development.
- Commercial growers sometimes use gibberellin to promote fruit development.
- The plant’s natural gibberellin production increased during the flowering stage.