weightlifting
US /ˈweɪtˌlɪf.tɪŋ/
UK /ˈweɪtˌlɪf.tɪŋ/

1.
the sport or activity of lifting heavy weights
:
•
She trains for weightlifting competitions every day.
•
He developed strong muscles through years of weightlifting.
the sport or activity of lifting heavy weights