7 letters · 15 points in Scrabble
noun any of various tiny insects whose larvae are parasites on eggs and larvae of other insects; many are beneficial in destroying injurious insects
originFrom New Latin genus name Chalcis, from Ancient Greek Χαλκίς, from χαλκός ("copper", "bronze"), because wasps of that genus have metallic colors on their exoskeletons.
Etymology from Wiktionary, CC BY-SA 3.0