n. pl. | 1. | (Zool.) One of the classes of |
2. | (Zool.) In a more restricted sense, the Hexapoda alone. See Hexapoda. | |
3. | (Zool.) In the most general sense, the Hexapoda, Myriapoda, and Arachnoidea, combined. |
Noun | 1. | Insecta - insects; about five-sixths of all known animal species |