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Definition of instructor

instructor

/ɪnˈstrʌk.tɚ/
in · struc · tor
Plural:instructors
•
Adjective:instructorial
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instructor Lexical Profile

instructor Game Scores & Validity

• noun

1

A person who teaches something, especially a practical skill, sport, or specialized activity.

Example

"The driving instructor remained calm even when the student accidentally stalled the car at the busy intersection."

2

North American A college or university teacher who ranks below an assistant professor.

Example

"After completing her master's degree, she was hired as a full-time instructor in the mathematics department."

Synonyms
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Antonyms
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• Rhymes for instructor

• Nearby Words

instructional
instructive
instructively
instructor
instructorship
instrument
instrumental

Word Origin & Etymology

Borrowed in the 15th century from Middle French instructeur and directly from Late Latin instructor ('preparer, teacher'), an agent noun from Latin instruere ('to build, prepare, furnish, or teach').

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Instructor. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/instructor
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