1. the state or quality of being in good physical or mental condition; freedom from disease or illness
2. the quality of being beneficial or promoting good health

Examples

• Regular exercise contributes to overall healthiness and longevity.
• The healthiness of the diet depends on balanced nutrition and portion control.
• She was impressed by the healthiness of the local water supply.
• The doctor praised the patient's improved healthiness after six months of treatment.
• Healthiness is not just the absence of disease but a state of complete well-being.
• The organization promotes healthiness through community fitness programs.