La*bo"ri*ous (?), a. [L. laboriosus,fr. labor labor: cf. F. laborieux.]

1.

Requiring labor, perseverance, or sacrifices; toilsome; tiresome.

Dost thou love watchings, abstinence, or toil, Laborious virtues all ? Learn these from Cato. Addison.

2.

Devoted to labor; diligent; industrious; as, a laborious mechanic.

-- La*bo"ri*ous*ly, adv. -- La*bo"ri*ous*ness, n.

 

© Webster 1913.

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