D defs.my
Entry 2 senses Webster, 1913

Rejuvenescence

/(-n?s"sens)/ · Re·ju·ve·nes·cence · IPA
01 n. A renewing of youth; the state of being or growing young again.
  1. 1.
    A renewing of youth; the state of being or growing young again.
  2. 2.
    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.(Bot.)