Definition of “signify” - English Dictionary

“signify” in British English

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uk /ˈsɪɡ.nɪ.faɪ/ us /ˈsɪɡ.nə.faɪ/ formal

(Definition of “signify” from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

“signify” in American English

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us /ˈsɪɡ·nəˌfɑɪ/

signify verb (MEAN)

[ T ] to mean something, or be a sign of:

In this picture, red represents sulfur and green signifies hydrogen.

signify verb (MAKE KNOWN)

to make (something) known; to show:

[ I ] All those in favor, please signify by raising your hands.
[ + that clause ] I need a letter from you signifying that this matter is closed.

(Definition of “signify” from the Cambridge Academic Content Dictionary © Cambridge University Press)