Exact historical dictionary sense
Labor in Webster's 1913 dictionary
The 1913 record labels labor as noun. Its source-bounded etymology and selected historical definition appear below.
[OE. labour, OF. labour, laber, labur, F. labeur, L. labor; cf. Gr. lamba`nein to take, Skr. labh to get, seize.]
Cross-verified historical senseIn Webster's Revised Unabridged Dictionary (1913), "labor" is labeled noun. Its etymology is recorded as: "[OE. labour, OF. labour, laber, labur, F. labeur, L. labor; cf. Gr. lamba`nein to take, Skr. labh to get, seize.]" The selected historical definition says: "Physical toil or bodily exertion, especially when fatiguing, irksome, or unavoidable, in distinction from sportive exercise; hard, muscular effort directed to some useful end, as agriculture, manufactures, and like; servile toil; exertion; work."