Emily Dickinson Lexicon

HY-PER-BOL'IC, or HY-PER-BOL'IC-AL, a.

1. Belonging to the hyperbola; having the nature of the hyperbola.
2. Relating to or containing hyperbole; exaggerating or diminishing beyond the fact; exceeding the truth; as, a hyperbolical expression. Hyperbolic space, in geometry, the space or content comprehended between the curve of a hyperbole and the whole ordinate. Bailey.