Any insect in which the wings develop inside the body of the early stages and in which there is a complete metamorphosis and pupal stage. Found on http://www.earthlife.net/insects/glossary.html
Condition of internal wing bud development in an insect; also, an insect secondarily wingless but derived from such an ancestor; associated with holometabolous insects. Found on http://www.encyclo.co.uk/visitor-contributions.php