[n] the activities of educating or instructing or teaching; activities that impart knowledge or skill; "he received no formal education"; "our instruction was carefully programmed"; "good teaching is seldom rewarded"
[n] the profession of a teacher; "he prepared for teaching while still in college"; "pedagogy is recognized as an important profession"
[n] a doctrine that is taught; "the teaching of religion"; "he believed all the Christian precepts"