Ice cube
An ice cube was a piece of ice (traditionally, but not always cube-shaped) used for keeping beverages cold.

Onboard , Captain Jonathan Archer and Commander  were fond of iced tea and had it in a  with ice cubes. Occasionally, they also had just water with ice cubes. ()

In 2259 of the alternate reality,  referred to 's cold fusion device as a "super ice cube". Later, he had a drink in the bar that had a spherical "ice cube" floating in it. ()

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