Muhammad Shabbir, who is the chairman of department of Law in the University, was suspended yesterday.
Late last evening, the father of the girl lodged a case at Civil Lines Police station against the professor under relevant sections of the IPC, police said.
On December 3, the girl, studying LLM, had filed a complaint alleging that the professor had indulged in sexual harassment when she met him in connection with a project report, AMU spokesman Rahat Abrar said.
Acting on the report, which found charges of the girl "prima facie correct", the authorities suspended the teacher.