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n.
a precautionary measure warding off impending danger or damage or injury etc.; "he put an ice pack on the injury as a precaution"; "an insurance policy is a good safeguard"; "we let our guard down"
adj.
intended or adapted to afford protection of some kind; "a protective covering"; "the use of protective masks and equipment"; "protective coatings"; "kept the drunken sailor in protective custody"; "animals with protective coloring"; "protective tariffs"
adj.
tending to promote physical well-being; beneficial to health; "beneficial effects of a balanced diet"; "a good night's sleep"; "the salutary influence of pure air"
adj.
tending to cure or restore to health; "curative powers of herbal remedies"; "her gentle healing hand"; "remedial surgery"; "a sanative environment of mountains and fresh air"; "a therapeutic agent"; "therapeutic diets"