Meaning of “recognize” - Learner’s Dictionary

recognize

verb [ T ] ( also UK -ise) uk us /ˈrekəɡnaɪz/
KNOW

B1 to know someone or something because you have seen or experienced them before:

I recognized her from her picture.
Doctors are trained to recognize the symptoms of disease.
ACCEPT

B2 to accept that something is true or real:

[ + (that) ] She recognized that she had been partly to blame.
Smoking is recognized as a leading cause of lung cancer.
SHOW RESPECT

to officially show respect for someone for an achievement:

He was recognized by the governor for his work with teenagers.

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