Magician 魔術師 。魔法師

Definition of the word "Magician" [From dictionary.com]

–noun
1. an entertainer who is skilled in producing illusion by sleight of hand, deceptive devices, etc.; conjurer.
2. a person who is skilled in magic; sorcerer.

1. 魔術師,變戲法的人
2. 術士，巫師

同一個英文字有兩個意思，但係中文則仔細分開為魔術師、魔法師。