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Definitions

propellant

[pruh-pel-uhnt] / prəˈpɛl ənt /




NOUN
gasoline
Synonyms




Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In a statement on Monday, Blue Origin CEO Dave Limp said that the site’s propellant farm and its oxygen, liquid hydrogen and liquid natural gas tanks are all “in good shape.”

From MarketWatch • Jun. 2, 2026

By using Mars' gravitational pull, mission planners were able to give the spacecraft a major boost while conserving valuable propellant for later stages of the mission.

From Science Daily • May 23, 2026

The solid rocket boosters for SLS, made by Northrop Grumman, are 17-story-tall devices that burn more than 11,000 pounds of propellant a second during liftoff.

From The Wall Street Journal • Apr. 1, 2026

The Artemis II rocket contains nearly 750,000 gallons of propellant, so lightning is one of the biggest risks to safety.

From BBC • Mar. 30, 2026

Our conclusion was we didn’t know what we were doing with the new propellant.

From "October Sky" by Homer Hickam




Vocabulary lists containing propellant


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