Impressive \Im*press"ive\, a. [Cf. F. impressif.]

1. Making, or tending to make, an impression; having power to impress; adapted to excite attention and feeling, to touch the sensibilities, or affect the conscience; as, an impressive discourse; an impressive scene.

2. Capable of being impressed. [Obs.]

--Drayton. - Im*press"ive*ly, adv. -- Im*press"ive*ness, n.

Source: Webster's Revised Unabridged Dictionary (1913)