rocket vs step rocket

step rocket vs rocket

rocket and step rocket both are nouns.

rocket is a verb but step rocket is not a verb.

Word	Noun	Adjective	Verb	Adverb
rocket	Yes	No	Yes	No
step rocket	Yes	No	No	No

As nouns, step rocket is a hyponym of rocket; that is, step rocket is a word with a more specific, narrower meaning than rocket:

rocket: any vehicle self-propelled by a rocket engine
step rocket: a rocket having two or more rocket engines (each with its own fuel) that are fired in succession and jettisoned when the fuel is exhausted

Other hyponyms of rocket include missile, multistage rocket, research rocket, test instrument vehicle, test rocket.

rocket (noun)	step rocket (noun)
a jet engine containing its own propellant and driven by reaction propulsion	a rocket having two or more rocket engines (each with its own fuel) that are fired in succession and jettisoned when the fuel is exhausted
any vehicle self-propelled by a rocket engine
sends a firework display high into the sky
propels bright light high in the sky, or used to propel a lifesaving line or harpoon
erect European annual often grown as a salad crop to be harvested when young and tender

rocket (verb)	step rocket (verb)
propel with a rocket
shoot up abruptly, like a rocket

Difference between rocket and step rocket

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