'Professor' definitions:

Definition of 'professor'

(from WordNet)
noun
Someone who is a member of the faculty at a college or university [syn: professor, prof]

Definition of 'Professor'

From: GCIDE
  • Professor \Pro*fess"or\, n. [L., a teacher, a public teacher: cf. F. professeur. See Profess.]
  • 1. One who professed, or makes open declaration of, his sentiments or opinions; especially, one who makes a public avowal of his belief in the Scriptures and his faith in Christ, and thus unites himself to the visible church. "Professors of religion." --Bacon. [1913 Webster]
  • 2. One who professed, or publicly teaches, any science or branch of learning; especially, an officer in a university, college, or other seminary, whose business it is to read lectures, or instruct students, in a particular branch of learning; as a professor of theology, of botany, of mathematics, or of political economy. [1913 Webster]