How do you pronounce "aerospace"?

In American English: /ˈɛroʊˌspeɪs/ (EHR-oh-spays). In British English: /ˈɛəɹəspˌeɪs/ (EH-uhr-uhsp-ays). In Canadian English: /ˈɛroʊˌspeɪs/ (EHR-oh-spays). In Australian English: /ˈeəɹəʊspˌeɪs/ (EH-uhr-ohsp-ays).

Is "aerospace" pronounced differently in American and British English?

Yes. In American English it's pronounced /ˈɛroʊˌspeɪs/ (EHR-oh-spays), while in British English it's /ˈɛəɹəspˌeɪs/ (EH-uhr-uhsp-ays).

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aerospace

regional

/ˈɛroʊˌspeɪs/

EHR-oh-spays

Syllable Breakdown

ɛraero·oʊsp·speɪsace

Source

90%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-12