Re*ju`ve*nes"cence (-n?s"sens), n.
1.
A renewing of youth; the state of being or growing young again.
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 zospores, etc.
© Webster 1913.