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

Progress with some labor groups The school board on Tuesday approved four labor contracts with some of the district’s smaller unions — as negotiations continue with the teachers union and service workers that together represent more than 60,000 employees. —Howard Blume, Los Angeles Times, 11 Mar. 2026

Critics include the Youth Peace & Justice Foundation, a non-profit formerly known as the Uvalde Foundation for Kids, which was formed in 2022 following the mass shooting of 19 children and two teachers a Robb Elementary School in Uvalde, Texas. —Laura Bauer, Kansas City Star, 11 Mar. 2026

The 30-year-milestone will be celebrated in a beautiful new mosaic mural that students and teachers made with Tim Lueker, a Scripps Oceanography researcher and artist who also helped with several of the other ocean murals on campus over the years. —Karen Billing, San Diego Union-Tribune, 11 Mar. 2026

Parents said classes are being held in the auditorium, the library and the teacher's lounge. —Luzdelia Caballero, CBS News, 11 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