LEARNit Dictionary
tonify
verb
/ˈtəʊnɪfaɪ/
UK
/ˈtəʊnɪfaɪ/
US
1
to make a part of the body firmer, smoother and stronger, by exercise or by applying special creams, etc.
تقویت کردن, محکم کردن, استحکام بخشیدن, سفت کردن