"deception, escape by artifice or deceit," 1540s, noun of action from elude, or from Medieval Latin elusionem (nominative elusio), noun of action from past-participle stem of Latin eludere.
Entries linking to elusion
elude v.
1530s, "delude, make a fool of," from Latin eludere "finish play, win at play; escape from or parry (a blow), make a fool of, mock, frustrate; win from at play," from assimilated form of ex "out, away" (see ex-) + ludere "to play" (see ludicrous). Sense of "evade" is first recorded 1610s in a figurative sense, 1630s in a literal one. Related: Eluded; eludes; eluding.