Exact historical dictionary sense
Impact in Webster's 1913 dictionary
The 1913 record labels impact as verb. Its source-bounded etymology and selected historical definition appear below.
[L. impactus, p. p. of impingere to push, strike against. See Impinge.]
Cross-verified historical senseIn Webster's Revised Unabridged Dictionary (1913), "impact" is labeled verb. Its etymology is recorded as: "[L. impactus, p. p. of impingere to push, strike against. See Impinge.]" The selected historical definition says: "To drive close; to press firmly together: to wedge into a place."