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

Hill wants a 5% increase to teacher supplements, which range from about $8,000 to $14,000. —Rebecca Noel, Charlotte Observer, 25 Mar. 2026

Andy Weir’s 2021 space saga follows a middle school teacher, Ryland Grace, forced to leave his classroom and join a last-ditch mission to save humanity from sun-eating microbes. —Clare Mulroy, USA Today, 24 Mar. 2026

The audit revealed that teachers from the California school district allegedly taught at the school in China, and were provided living accommodations in furnished apartments. —Preston Mizell, FOXNews.com, 24 Mar. 2026

More than 900 Ann Arbor Public Schools parents have signed a petition demanding greater financial transparency from the district as teachers continue working without a contract. —Jack Springgate, CBS News, 24 Mar. 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