Hyphantria cunea hyp·hant·ria·cunea uncommon noun 1. a variety of webworm Synonymsfall webwormHyphantria cunea 2. moth whose larvae are fall webworms SynonymsHyphantria cunea Related words Broader terms webworm mothwebworm Parts Hyphantria WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.
