noun
morning practice; morning training
Commonly used in school club activities and sports teams for early-morning practice sessions.
朝練があるから、毎朝5時に起きている。
I have morning practice, so I get up at 5 every morning.
サッカー部の朝練はきついけど楽しい。
The soccer club's morning training is tough but fun.
練習 is general 'practice' or 'training', while 朝練 specifically refers to practice held in the morning, often before school or work.
Abbreviation of 朝 (あさ, 'morning') + 練習 (れんしゅう, 'practice').