The word "effusion" in English means: The act of pouring out or emitting something, especially a liquid or gas., An unrestrained expression of emotion., A flow of fluid into a body cavity or tissue..
The phonetic transcription of "effusion" is /ɪˈfjuː.ʒən/ in British English and /ɪˈfjuː.ʒən/ in American English. Click the 🔊 button to hear both pronunciations.