Having the form of a tube, or pipe; consisting of a pipe; fistular; as, a tubular snout; a tubular calyx. Also, containing, or provided with, tubes.

with a tube-shaped head.

Wheels that do not have an inner-tube and are glued on the rim to hold them in place.

having hollow tubes (as for the passage of fluids)

in the form of tube or tubicle

a lightweight tire that has its tube sewn inside the casing. Also called a sew-up. The tire is glued to the rim.

A high-performance racing tire with the inner tube sewn inside the tire. The tire is then glued to a low-profile rim. Tubulars offer weight and strength advantages, but are hard to fix and maintain. Plus a bad gluing job can mean a tire failure in a sharp turn, and an ugly crash. Also called sew-ups.

Tube or funnel-shaped, when petals or sepals are joined, as in Scarlet Gilia.

The tree or plant leaf is shaped like a tube.

Having the form of a round or polygonal pipe or tube.