Definitions for characteristical. char·ac·ter·is·ti·cal.

What does the word characteristically mean?

(kăr′ək-tə-rĭs′tĭk) adj. Being a feature that helps to distinguish a person or thing; distinctive: heard my friend's characteristic laugh; the stripes that are characteristic of the zebra.

Is Olivia a noun?

As detailed above, 'Olivia' is a proper noun.