jačanje

1. strengthening
   Ova vežba je dobra za jačanje leđnih mišića. — This exercise is good for strengthening the back muscles.
   Vitamin C pomaže jačanje imuniteta. — Vitamin C helps strengthen the immune system.
2. (of wind, influence, currency) intensification; growth
   Za sutra se najavljuje jačanje vetra. — The wind is forecast to pick up tomorrow.
   Jačanje dinara pogodilo je izvoznike. — The strengthening of the dinar hit exporters.