M0230500 (mĕr′ĭ-tôr′ē-əs)adj. Deserving reward or praise; having merit.[Middle English, from Latin meritōrius, earning money, from meritus, past participle of merēre, to earn; see merit.]mer′i·to′ri·ous·ly adv.mer′i·to′ri·ous·ness n.Thesaurus
Adv.
1.
meritoriously - in a meritorious manner; "he served his country meritoriously"