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

The course is taken by future teachers, and is part of the university's education department. —Peter D'abrosca, FOXNews.com, 20 Dec. 2025

The gangs are seeking to recruit civilians, calling on doctors, lawyers, and teachers to enlist. —Mostafa Salem, CNN Money, 20 Dec. 2025

Tedde Moore played Miss Shields, Ralphie’s teacher, in the movie. —Jacqueline Weiss, PEOPLE, 20 Dec. 2025

Marietta City Schools said a yearlong ban on cellphones in its middle schools is paying off, with district leaders reporting improvements in student focus, classroom behavior, and teacher stress - results now being studied in partnership with Emory University and Children's Healthcare of Atlanta. —Alexa Liacko, CBS News, 19 Dec. 2025

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