Pronunciation: (met"u-thôr'aks, -thōr'-), [key]
—pl. -tho•rax•es, -tho•ra•cesPronunciation: (-thôr'u-sēz", -thōr'-). [key]
the posterior division of the thorax of an insect, bearing the third pair of legs and the second pair of wings.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.