Teacher

/ˈtiːtʃər/

Meaning & Definition

noun
A person who instructs or trains others, especially in a school.
Mrs. Johnson is an exceptional teacher who inspires her students to love learning.
A person who provides instruction or educational guidance in a particular subject.
The mathematics teacher explained complex concepts in a way that was easy to understand.
A person who helps others acquire knowledge, competencies, or values.
Life experiences can also serve as a teacher, imparting wisdom that formal education cannot.

Etymology

From Middle English 'techer', from Old English 'tǣcan' (to show, to cause to know).

Common Phrases and Expressions

teacher's pet
A student who is favored by the teacher to the point of being treated preferentially.
substitute teacher
A teacher who temporarily fills in for another teacher.
classroom management
Techniques used by teachers to maintain a productive classroom environment.

Related Words

pupil
A student who is taught by a teacher.
curriculum
The subjects comprising a course of study in a school or college.

Slang Meanings

Teach
I’ve got to teach my little brother how to ride a bike.
Educator
He really is an educador when it comes to explaining complex theories.