— metathoracic /met'euh thaw ras"ik, -thoh-/ , adj.
/met'euh thawr"aks, -thohr"-/ , n. , pl. metathoraxes, metathoraces /-thawr"euh seez', -thohr"-/ .
the posterior division of the thorax of an insect, bearing the third pair of legs and the second pair of wings.
[ 1810-20; META- + THORAX ]