How do you pronounce "trajectory"?

In American English: /trəˈdʒɛktɝi/ (truh-JEHKT-ur-ee). In British English: /tɹədʒˈɛktəɹi/ (truhj-EHKT-uhr-ee). In Canadian English: /trəˈdʒɛktɝi/ (truh-JEHKT-ur-ee). In Australian English: /tɹədʒˈɛktəɹi/ (truhj-EHKT-uhr-ee).

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

Yes. In American English it's pronounced /trəˈdʒɛktɝi/ (truh-JEHKT-ur-ee), while in British English it's /tɹədʒˈɛktəɹi/ (truhj-EHKT-uhr-ee).

How to Pronounce "trajectory"

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trajectory

regional

/trəˈdʒɛktɝi/

truh-JEHKT-ur-ee

Syllable Breakdown

trətra·dʒɛktjec·ɝto·iry

Source

90%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14