Diligent in application or pursuit; constant, steady, and persevering in business, or in endeavors to effect an object; steadily industrious; assiduous; as, the sedulous bee. What signifies the sound of words in prayer, without the affection of the heart, and a sedulous application of the proper means that may naturally lead us to such an end? (L'Estrange)
Synonym: Assiduous, diligent, industrious, laborious, unremitting, untiring, unwearied, persevering.
Origin: L. Sedulus, perhaps from sedere to sit, and so akin to E. Sit.