Recollection
late 16th century (denoting the action of gathering things together again): from French or medieval Latin recollectio(n- ), from the verb recolligere ‘gather again’ (see recollect1).
wiktionary
Via French récollection or the verb recollect, both from Latin recollectus, the past participle of recolligere(“to collect again”), itself from re- + colligere(“to gather”).
re- + collection
etymonline
recollection (n.)
1590s, "a gathering together again," from French récollection (14c.) or directly from Medieval Latin recollectionem (nominative recollectio), noun of action from past-participle stem of recolligere "to take up again, regain," etymologically "to collect again," from re- "again" (see re-) + colligere "gather" (see collect (v.)). The meaning "act of recalling to the memory" is from 1680s; in reference to a thing or scene so recalled, from 1781.