Exact historical dictionary sense
Open in Webster's 1913 dictionary
The 1913 record labels open as verb. Its source-bounded etymology and selected historical definition appear below.
[AS. openian. See Open,a.]
Cross-verified historical senseIn Webster's Revised Unabridged Dictionary (1913), "open" is labeled verb. Its etymology is recorded as: "[AS. openian. See Open,a.]" The selected historical definition says: "To make or set open; to render free of access; to unclose; to unbar; to unlock; to remove any fastening or covering from; as, to open a door; to open a box; to open a room; to open a letter."