Word parts teach + -er Pronunciation (US) IPA (key): /ˈtit͡ʃɚ/ (UK) IPA (key): /ˈtiːt͡ʃə/ Audio (US)(file) Audio (UK)(file) Hyphenation: teach‧er Noun Singular teacher Plural teachers (countable) A teacher is a person who teaches other people. She was a very good teacher, I learned a lot from her. Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads