noun

• The act of recollecting, or recalling to the memory; the act of recalling to memory.
• The power of recalling ideas to the mind, or the period within which things can be recollected; remembrance.
• That which is recollected; something called to mind; a reminiscence.
• (archaic or Catholicism) The act or practice of collecting or concentrating the mind; concentration; self-control.
• (Catholicism) A spiritual retreat, especially one that is short.
• Process of collecting again.