What does the word immortalize mean?

Usage examples for immortalize

  1. This is a great achievement, and, with the extraordinary merit of his historical analysis, and of his philosophy of the physical sciences, is enough to immortalize his name. – Auguste Comte and Positivism by John-Stuart Mill
  2. Why should'st thou place thy Trophies in those eyes, Which scorne the honor that is done to thee, Or make my pen her name immortalize, Who in her pride sdaynes once to look on me? – Minor Poems of Michael Drayton by Michael Drayton