noun
A performer of acrobatic feats, often in a traditional or circus context.
軽業師が空中で見事な曲芸を披露した。
The acrobat performed a magnificent stunt in the air.
曲芸師 is a more general term for a performer of stunts or tricks, while 軽業師 specifically emphasizes acrobatic agility.
Compound of 軽業 (かるわざ, 'acrobatics') + 師 (し, 'master, performer').