American English

How to pronounce the theory of relativity

THUH THEER-ee UHV reh-luh-TʰIH-vuh-ddee

/ðə ˈθi.ɹi əv ˌɹɛ.ləˈtʰɪ.və.ɾi/

In natural speech

Listen for how the words join together.

/ðə ˈθi.ɹi ⁀əv ˌɹɛ.ləˈtʰɪ.və.ɾi/

Practice out loud