noun
- a chemical substance produced by the body that controls and regulates the activity of certain cells or organs
Usage: biology; medicine
Examples
- Insulin is a hormone that regulates blood sugar levels.
- Growth hormone helps children develop properly.
- The thyroid gland produces hormones that control metabolism.
- Stress can affect hormone production in the body.
- Doctors may prescribe hormone therapy for certain conditions.
- Adrenaline is a hormone released during fight-or-flight responses.
- Plant hormones control growth and development in vegetation.