strengthening; invigorating

This mountain air is bracing.

of, pertaining to, or serving as a brace.

a brace.

braces collectively

The bracing on this scaffold is weak.

material, as timber, used for braces.

adjective

debilitating , exhausting , tiring

adjective

animating , chilly , cool , crisp , energizing , exhilarative , fortifying , fresh , invigorating , lively , quickening , refreshing , restorative , reviving , rousing , stimulating , stimulative , tonic , vigorous , exhilarant , exhilarating , innerving , intoxicating , reinvigorating , renewing , roborant , arousing , brisk , healthful , quick , reinforcing , salubrious , strengthening , zestful , zesty