Webster's Revised Unabridged Dictionary · 1913

Thoracic

Thoracic , adjective

[Compare French thoracique.]

(Anatomy) Of or pertaining to the thorax, or chest.
Collocations (1)
Thoracic duct (Anatomy) , the great trunk of the lymphatic vessels, situated on the ventral side of the vertebral column in the thorax and abdomen. See Illust. of Lacteal.

Thoracic , noun

[Compare French thoracique.]

(Zoology) One of a group of fishes having the ventral fins placed beneath the thorax or beneath the pectorial fins.