from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Of or pertaining to the order of plants, Piperaceae, of which the pepper is the type.
from the GNU version of the Collaborative International Dictionary of English
- adj. Of or pertaining to the order of plants (Piperaceæ) of which the pepper (Piper nigrum) is the type. There are about a dozen genera and a thousand species, mostly tropical plants with pungent and aromatic qualities.
from The Century Dictionary and Cyclopedia
- Of or belonging to the Piperaceæ or pepper tribe of plants.
Piperaceae + -ous (Wiktionary)