teacher

noun

teach·​er ˈtē-chər 

1

: one that teaches

especially : one whose occupation is to instruct

2

: a Latter-day Saint ranking above a deacon in the Aaronic priesthood

Synonyms of teacher

• educator
• instructor

Examples of teacher in a Sentence

Experience is a good teacher.

She is a first-grade teacher.

a teacher of driver's education

Recent Examples on the Web

Kara Alaimo is a professor of communication at Fairleigh Dickinson University and advises parents, students and teachers on how to manage screen time. —CNN Money, 1 June 2026

On Monday, the former middle school teacher will appear in front of supporters at the Plano Event Center. —Rachel Royster, Fort Worth Star-Telegram, 1 June 2026

After the release of The Crash, Steve was put on leave from his job as a teacher at the Mary Queen of Peace School in Cleveland. —Ryan Coleman, Entertainment Weekly, 1 June 2026

At the height of her piousness, Adele is confronted with a substitute English teacher, Bromley Stokes, a hippie from San Francisco, who, to her dismay, changes all the rules of school. —Deborah Treisman, New Yorker, 1 June 2026

Word History

First Known Use

14th century, in the meaning defined at sense 1

Phrases Containing teacher

• head teacher
• parent-teacher association
• student teacher
• substitute teacher
• supply teacher
• teacher's pet

Rhymes for teacher

• bleacher
• creature
• feature
• preacher
• reacher
• schoolteacher

Kids Definition

teacher

noun

teach·​er ˈtē-chər 

: one that teaches

especially : a person whose occupation is to instruct