What is the Latin word for largest insect?

It's a Class of invertebrates where we get the Word insect as follows.

A class of the Arthropoda typically having a segmented body with an external, chitinous covering, a pair of compound eyes, a pair of antennae, three pairs of mouthparts, and two pairs of wings. For the source and more detailed information concerning your request, click on the related links section (Answers.com) indicated below this answer box.