Assiduous

Part of speech: adjective (a.)

1. Constant in application or attention; devoted; attentive; unremitting. She grows more assiduous in her attendance. Addison.

2. Performed with constant diligence or attention; unremitting; persistent; as, assiduous labor. To weary him with my assiduous cries. Milton.

Synonyms: Diligent; attentive; sedulous; unwearied; unintermitted; persevering; laborious; indefatigable. As*sid"u*ous*ly, adv. As*sid"u*ous*ness, n.