neg•a•tive (n g -tiv)

1. A statement or act indicating or expressing a contradiction, denial, or refusal, often highly critical.
2. An image in which the light areas appear dark and the dark areas appear light; a film or other photographic material containing such an image.

im•pact ( m -p kt )

1. A collision of one subject against another; the force transmitted by a collision.
2. The effect or impression of one thing on another; the power of making a strong, immediate impression, i.e. a speech that has impact: "Life is full of overwhelming odds. You can't really eliminate the negatives but you can diminish them" (Art Linkletter).