Phrase guide

spool down

verb · 1 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

verb

Meaning 1

To decrease in rotational speed, producing a decrease in thrust.

Definition source: English Wiktionary via Wiktextract

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

Examples

  • All ground personnel MUST be made aware that big jet engines take a considerable time to spool down. We don't want any more mechanics getting sucked in or catapulted across the apron.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

No etymology was provided for this word.