Exact historical dictionary sense
Similar in Webster's 1913 dictionary
The 1913 record labels similar as adjective. Its source-bounded etymology and selected historical definition appear below.
[F. similaire, fr. L. similis like, similar. See Same, a., and cf. Simulate.]
Cross-verified historical senseIn Webster's Revised Unabridged Dictionary (1913), "similar" is labeled adjective. Its etymology is recorded as: "[F. similaire, fr. L. similis like, similar. See Same, a., and cf. Simulate.]" The selected historical definition says: "Exactly corresponding; resembling in all respects; precisely like."