/
ˈθɔːraks/
n.
(pl. thoraces
/ˈθɔːrəsiːz/
or thoraxes)
Anatomy &
Zoology the part of the body of a mammal between the neck and the abdomen, including the cavity enclosed by the ribs, breastbone, and dorsal vertebrae.
▸Zoology the corresponding part of a bird, reptile, amphibian, or fish.
▸Entomology the middle section of the body of an insect, between the head and the abdomen, bearing the legs and wings.
Etymology
ME: via L. from Gk thōrax.