teacher

noun

teach·​er ˈtē-chər 

1

: one that teaches

especially : one whose occupation is to instruct

2

: a Mormon ranking above a deacon in the Aaronic priesthood

Synonyms

• 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 campers come from all walks of life - lawyers, doctors, firemen, teachers, stock brokers - and need no previous musical experience. —Jim Clash, Forbes.com, 14 Sep. 2025

A student-teacher at Lakevue Elementary School in the Vallivue School District resigned from their placement after making inflammatory comments regarding Kirk’s death. —Shannon Tyler, Idaho Statesman, 13 Sep. 2025

Launched and operated by parents, teachers and community members, charter schools are funded by tax dollars and subject to regulation by the Department of Education. —Mars King, Twin Cities, 13 Sep. 2025

Declining enrollment means the district may need to shuffle schools, students, or teachers to ensure each school is well attended, and the student-teacher ratios are well-balanced. —Miami Herald, 13 Sep. 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