a department or group of related departments in a college or university

all the teachers in a faculty of a college or university

all the teachers of a particular university or college

She joined the faculty of the University of Maryland.

any of the physical or mental abilities that a person is born with

She retained her mental faculties until the day she died.

to be in full possession of your faculties

intellectual/critical/artistic faculties

the faculty of understanding complex issues

He had a faculty for seeing his own mistakes.

our faculty for picking up speech even in noisy environments

LEARNit Dictionary