1) An instructor 2) Instructor 3) Occupation in music 4) Teacher 5) Teacher or principal 6) The head of a preceptory 7) The head of a school 8) Tutor 1) Guru 
A preceptor is a teacher responsible to uphold a certain law or tradition, a precept. ==Christian military orders== A preceptor was historically in charge of a preceptory, the headquarters of certain orders of monastic knights, such as the Knights Hospitaller and Knights Templar, within a given geographical area. The preceptor had supreme control ...
• (n.) One who gives commands, or makes rules; specifically, the master or principal of a school; a teacher; an instructor. • (n.) The head of a preceptory among the Knights Templars.
Pre·cep'tor noun [ Latin praeceptor , from praecipere to teach: confer French précepteur . See Precept .] 1. One who gives commands, or makes rules; specifically, the master or principal of a school; a teacher; an instructor. 2. The head of a preceptory a...
[n] - (British) teacher at a university of college (especially at Cambridge or Oxford)
noun teacher at a university or college (especially at Cambridge or Oxford)
an instructor; teacher; tutor. · the head of a school. · the head of a preceptory.