IPA: /səˈluːbriəsnəs/
KK: /səˈluːbriəsnəs/
The quality of being healthful or beneficial to health.
The salubriousness of the mountain air made it a popular retreat for those seeking to improve their health.
Salubriousness → It is formed from "salubris" (from Latin, meaning healthful or wholesome) and the suffix "-ness" (meaning the state or quality of). The word "salubriousness" refers to the quality of being healthful or conducive to health.
Think of 'salubris' meaning healthful, and remember that 'salubriousness' describes the state of being healthful.