Standard Lemma guide

ramjet

noun · 2 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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No pronunciation record was provided for this word.

1

noun

Meaning 1

A jet engine in which forward motion forces air into an inlet, compressing it (as opposed to having a pump type device compressing the air for combustion with fuel), and where combustion is subsonic.

Definition source: English Wiktionary via Wiktextract

Topics: aeronautics, aerospace, business, engineering, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a simple type of jet engine; must be launched at high speed

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: ramjet engine, atherodyde, athodyd, flying drainpipe

Antonyms: none provided

Broader terms: jet engine

History

Etymology

From ram + jet.

Across languages

Translations

10 source translations are retained for this English entry.

  • Catalan: estatoreactor — ramjet engine
  • Chinese Mandarin: 沖壓發動機 /冲压发动机 (chōngyā fādòngjī) — ramjet engine
  • Chinese Mandarin: 沖壓引擎 /冲压引擎 (chōngyā yǐnqíng) — ramjet engine
  • Finnish: patoputkimoottori — ramjet engine
  • Finnish: patopainemoottori — ramjet engine
  • French: statoréacteur — ramjet engine
  • German: Staustrahltriebwerk — ramjet engine
  • Irish: rop-scairdinneall — ramjet engine
  • Japanese: ラムジェット (ramujetto) — ramjet engine
  • Welsh: ramjet — ramjet engine