recollection

Short definition from Wiktionary

Noun

1. 1
   The act of recollecting, or recalling to the memory; the act of recalling to memory.
2. 2
   The power of recalling ideas to the mind, or the period within which things can be recollected; remembrance.
3. 3
   That which is recollected; something called to mind; a reminiscence.
4. 4
   The act or practice of collecting or concentrating the mind; concentration; self-control.
5. 5
   A spiritual retreat, especially one that is short.
6. 6
   Process of collecting again.