Rejuvenescence

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Rejuvenescence \Re*ju`ve*nes"cence\ (-n?s"sens), n.
     1. A renewing of youth; the state of being or growing young
        again.
        [1913 Webster]
  
     2. (Bot.) A method of cell formation in which the entire


        protoplasm of an old cell escapes by rupture of the cell
        wall, and then develops a new cell wall. It is seen
        sometimes in the formation of zoospores, etc.
        [1913 Webster]