Propellant Meaning
/prəˈpɛlənt/Definition, CEFR level B2, pronunciation, examples, and quiz.
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Definition
nounanything that propels
nounanything that propels, fuel, oxidizer, reaction mass or mixture for one or more engines (especially internal combustion engines or jet engines) that is carried within a vehicle prior to use
Sentence Examples
Today’s spacecraft use rockets and rockets use large quantities of propellant.
Synonyms & Antonyms
Synonyms:
Antonyms:
None
CEFR Practice Quiz
The spacecraft carries liquid ____ to fire its engines in space.
CEFR Practice Quiz (Alternate)
The rocket used liquid hydrogen as a ____ to generate the thrust needed to reach orbit.
Word Origin & History
Etymology tree English propel Proto-Indo-European *-onts Latin -ns Latin -āns Old French -antbor. Proto-Indo-European *-onts Proto-Germanic *-ndz Proto-West Germanic *-andī Old English -ende Middle English -ant English -ant English propellant From propel + -ant.
Literary Quotations & Historical Citations
"Then they backed the membrane with a gel matrix containing a perfluorocarbon (PFC) propellant and fluorescent "nanobullets" about a micron wide, and hit it with ultrasound."
— 2016 January 14, Jessica Hall, “Nanoengineers build 'microcannons' that fire light-up bullets filled with drugs”, in ExtremeTech:
Explore More B2 Vocabulary Words
CEFR Practice Quiz
The spacecraft carries liquid ____ to fire its engines in space.
CEFR Practice Quiz (Alternate)
The rocket used liquid hydrogen as a ____ to generate the thrust needed to reach orbit.