Meaning of “stoic” - Learner’s Dictionary

stoic

adjective us uk /ˈstəʊɪk/ formal

dealing with pain, problems, etc, but never complaining

stoically adverb
stoicism noun [ U ] us uk /ˈstəʊɪsɪzəm/

stoic behaviour

(Definition of “stoic” from the Cambridge Learner’s Dictionary © Cambridge University Press)