GNU Collaborative International Dictionary of English

Found 2 definitions 

  1.       

    Lesson , n. [OE. lessoun, F. leçon lesson, reading, fr. L. lectio a reading, fr. legere to read, collect. See Legend, and cf. Lection.]
    1.  Anything read or recited to a teacher by a pupil or learner; something, as a portion of a book, assigned to a pupil to be studied or learned at one time.
      1913 Webster
    2. That which is learned or taught by an express effort; instruction derived from precept, experience, observation, or deduction; a precept; a doctrine; as, to take or give a lesson in drawing.“ A smooth and pleasing lesson.” 
      Milton.

      1913 Webster
      Emprinteth well this lesson in your mind.
      Chaucer.

      1913 Webster
    3. A portion of Scripture read in divine service for instruction; as, here endeth the first lesson.
      1913 Webster
    4. A severe lecture; reproof; rebuke; warning.
      1913 Webster
      She would give her a lesson for walking so late.
      Sir. P. Sidney.

      1913 Webster
    5. (Mus.)  An exercise; a composition serving an educational purpose; a study.
      1913 Webster
    
      
    
  2.       

    Lesson, v. t. [imp. & p. p. Lessoned ; p. pr. & vb. n. Lessoning.] To teach; to instruct.
    Shak.

    1913 Webster
    To rest the weary, and to soothe the sad,
    Doth lesson happier men, and shame at least the bad.
    Byron.

    1913 Webster