-gerundively-

adv. In the manner of a gerund; as, or in place of, a gerund. [ 1913 Webster ]

a. [ L. gerundivus. ] Pertaining to, or partaking of, the nature of the gerund; gerundial. -- n. (Lat. Gram.) The future passive participle; as, amandus, i. e., to be loved. [ 1913 Webster ]