What is performed with constant diligence or attention; unremitting; persistent; as, assiduous labor. To weary him with my assiduous cries. Milton. As*sid"u*ous*ly, adv. -- As*sid"u*ous*ness, n called?

assiduous — Performed with constant diligence or attention; unremitting; persistent; as, assiduous labor. To weary him with my assiduous cries. Milton. As*sid"u*ous*ly, adv. -- As*sid"u*ous*ness, n. (Webster's 1913.)

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