Truncature: the truncation or point squarely cut off.

Truncus: the trunk or thorax.

Trunk: the thorax as a whole: the body.

Tryptic: acting like tripsin, the proteolytic ferment of the pancreatic fluid.

Tube: a slender, hollow, cylindrical body: specifically applied to the anal siphon or respiratory tube of mosquito larvae.

Tubercle: a little solid pimple or small chitinous button: really a ring, which may or may not give rise to a seta.

Tubercles: on the thoracic and abdominal segments of caterpillars are anterior trapezoidal; posterior trapezoidal; lateral; posterior stigmatal; anterior stigmatal; sub-primary subventral; pedal and adventral: all of which see.

Tubercula: an elevated triangular process at the anterior angle of the thorax specifically in Hymenoptera.

Tuberculate -ose: formed like a tubercle: a surface covered with tubercles.

Tubercule -ulum: a small tubercle.