Rocketship vs. Spaceship

Rocketshipnoun

A rocket-powered spacecraft.

Spaceshipnoun

A vehicle that flies through space.

Spaceshipnoun

(cellular automata) A finite pattern that reappears after a certain number of generations in the same orientation but in a different position.

Spaceshipnoun

(programming) The operator <=> in the Perl, PHP and Ruby programming languages, which compares two values and indicates whether the first is lesser than, greater than, or equal to the second.

Spaceshipnoun

a spacecraft designed to carry a crew into interstellar space (especially in science fiction)

Spaceshipnoun

a spacecraft, especially one controlled by a crew.