Standard Lemma guide

blastoff

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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  • CMU ARPABET: B L AE1 S T AO2 F Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

The countdown and launch of a rocket, missile or spacecraft

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

the launching of a missile or spacecraft to a specified destination

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: shot

Antonyms: none provided

Broader terms: rocket firing, rocket launching

History

Etymology

From blast + off.

Across languages

Translations

4 source translations are retained for this English entry.

  • Bulgarian: изстрелване/стартиране на космическа ракета — countdown and launch
  • Italian: lancio — countdown and launch
  • Italian: decollo — countdown and launch
  • Italian: partenza — countdown and launch