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

Students have begged district officials to retain their favorite teachers. — Chicago Tribune, 28 Oct. 2026

Rori is designed to supplement classroom learning, which has taken a hit from Africa’s severe teacher shortage. — Zoë Schiffer, semafor.com, 28 Oct. 2026

Peter Schmidt-Nowara, a social studies and civics teacher at Brooklyn Technical High School in New York. — Arkansas Online, 27 Oct. 2026

For example, Salvatore Ramos, who in 2022 killed 19 kids and 2 teachers in Uvalde Texas, boasted on line about torturing animals, even going so far as to share videos of himself beheading animals. — Diana Urban, Hartford Courant, 27 Oct. 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