Standard Lemma guide

propellant

adj · noun · 6 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • CMU ARPABET: P R AH0 P EH1 L AH0 N T Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Alternative spelling of propellent.

Definition source: English Wiktionary via Wiktextract

Usage: alt-of, alternative

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

anything 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

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

anything that propels

the compressed gas in a pressurised container (especially an aerosol can) that is used to expel its content

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

anything that propels

the explosive (cordite, gunpowder, etc) found in ammunition cartridges

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

adjective satellite

Meaning 5

tending to or capable of propelling

Definition source: Princeton WordNet 3.0

Examples

  • propellant fuel for submarines
  • the faster a jet plane goes the greater its propulsive efficiency
  • universities...the seats of propulsive thought

Meaning relationships

Synonyms: propellent, propelling, propulsive

Antonyms: none provided

6

noun

Meaning 6

any substance that propels

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: propellent

Antonyms: none provided

Broader terms: substance

Narrower terms: rocket fuel, rocket propellant, rocket propellent, compressed gas

History

Etymology

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.

Across languages

Translations

13 source translations are retained for this English entry.

  • French: propulseur — anything that propels
  • Latin: prōpellēns — anything that propels
  • Norwegian Bokmål: drivstoff — anything that propels
  • Norwegian Nynorsk: drivstoff — anything that propels
  • Spanish: propelente — anything that propels
  • Spanish: propulsor — anything that propels
  • Spanish: propulsora — anything that propels
  • Finnish: polttoaine — engine fuel carried within a vehicle prior to use
  • French: ergol — engine fuel carried within a vehicle prior to use
  • Czech: hnací plyn — compressed gas used to expel the content from a pressurised container
  • Finnish: ponnekaasu — compressed gas used to expel the content from a pressurised container
  • Norwegian Bokmål: drivgass — compressed gas used to expel the content from a pressurised container
  • Norwegian Nynorsk: drivgass — compressed gas used to expel the content from a pressurised container
Real reading context

propellant in complete knowledge articles