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

When Gissler took dance classes from age 4 to 18, her teachers often played Beyoncé. — Jaweed Kaleem, Los Angeles Times, 10 Nov. 2026

The public school teacher’s aide and former NYPD cop accused of killing Brooklyn jogger Katie Suarez was indicted by a grand jury on murder charges Tuesday as the city’s Department of Education terminated his employment, officials said. — Cayla Bamberger, New York Daily News, 10 Nov. 2026

Mohassib worked as a teachers aide at a Brooklyn public elementary school located near the crime scene, a source with knowledge of the investigation told ABC News. — Meredith Deliso, ABC News, 10 Nov. 2026

Local educators and special education advocates say that special education teacher vacancies and costs associated with transportation and outplacement are severely impacting school budgets. — Livi Stanford, Hartford Courant, 10 Nov. 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