The Collaborative International Dictionary
Approximatively
Approximative \Ap*prox"i*ma*tive\, a. [Cf. F. approximatif.] Approaching; approximate. -- Ap*prox"i*ma*tive*ly, adv. -- Ap*prox"i*ma*tive*ness, n.
Wiktionary
approximatively
adv. In an approximative manner.