classmate

UK: /ˈklɑːsmeɪt/ US: /ˈklæsˌmeɪt/ ,(klas′māt′, kläs′-)

WordReference Random House Learner's Dictionary of American English © 2026

class•mate /ˈklæsˌmeɪt/   n. [countable]

1. Education a member of the same class at a school or college.

WordReference Random House Unabridged Dictionary of American English © 2026

class•mate  (klas′māt′, kläs′-), n. 

1. Education a member of the same class at a school or college.

• class + mate¹ 1705–15, American.

Collins Concise English Dictionary © HarperCollins Publishers::

classmate / ˈklɑːsˌmeɪt/ noun

1. a friend or contemporary of the same class in a school, college, etc