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

An imam said teachers, students and other school staff members who were at the mosque are safe. —Dennis Romero, NBC news, 19 May 2026

When Elia turns up in gym class with bruises on her body — a day after a domestic altercation with Lisbet that Mungiu also depicts in interrupted fashion — her teachers are concerned, and quick to act. —Guy Lodge, Variety, 18 May 2026

The pilot program took off and over the next two decades, 5,357 schools, teacher homes, and shop buildings were built in underserviced Black communities. —Chadd Scott, Forbes.com, 18 May 2026

Niurvis Fabre, a 52-year-old teacher, also celebrated the latest arrival of aid for Cuba. —Ariel Fernandez, Los Angeles Times, 18 May 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