from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A member of the former Acalephae family, now a part of the Cnidaria phylum.
from the GNU version of the Collaborative International Dictionary of English
- n. One of the Acalephæ.
from The Century Dictionary and Cyclopedia
- n. One of the Acalephæ or sea-nettles. Also spelled acalephe.
Borrowing from Latin acaleph, from Ancient Greek ἀκαλήφη (akalephe, "stinging nettle"). (Wiktionary)