(anatomy) One of the extensions of the cell membrane of striated muscle cells, running in a transverse manner, that permit the transmission of the action potential into the cell and regulate cellular calcium concentration.

Alternative form of Eustachian tube

(biology) Of or relating to a tube.

(anatomy) Eustachian tube

(medicine) a device used to feed people who cannot eat or swallow, normally in the form of a tube passed through the nose or straight into the abdomen.

plural of tube shooter

(video games) A shoot 'em up game in which the player advances through a tube or tunnel while moving around its circumference.

round and fat; tubby

(medicine) A kind of tube used for gastric lavage.

One of a number of tubes in a steam boiler through which heat, smoke and fumes from the firebox pass.