Available Definitions:
1) superl. - Tending to promote health; favoring health; salubrious; salutary.
2) superl. - Contributing to the health of the mind; favorable to morals, religion, or prosperity; conducive to good; salutary; sound; as, wholesome advice; wholesome doctrines; wholesome truths; wholesome laws.
3) superl. - Sound; healthy.