Thoracic, pertaining to the breast or chest.
Troglodyte, an inhabitant of a cave.
Truncated, cut off.
Tufaceous, consisting of, of resembling, tuff.
Tuff, a sand rock formed by agglutinated volcanic rock.
Turanian, that order of languages known as monosyllabic.
Ulna, the larger of the two bones of the fore-arm.
Veda, the ancient sacred literature of the Hindoos.
Vertebra, a joint of the back bone.