1. order of social insects that live in colonies, including: termites; often placed in subclass Exopterygota; [syn: Isoptera, order Isoptera]
WordNet (r) 3.0 (2006):
order Isoptera
n 1: order of social insects that live in colonies, including:
termites; often placed in subclass Exopterygota [syn:
Isoptera, order Isoptera]