synthorax

Etymology

From syn- + thorax.

synthorax means In dragonflies and damselflies, the mesothorax and metathorax when fused together. Lexicurio rates it Sui generis — a strength score of 87 out of 100.

noun

In dragonflies and damselflies, the mesothorax and metathorax when fused together.“The meso- and metathorax are large and powerful, and become fused together into one solid mass, which may conveniently be termed the synthorax.”