Meaning of “sec” in the English Dictionary

"sec" in American English

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secnoun [ C ]

us /sek/

short form ofsecond :

Hang on a sec, Brian, I’ve got another call.

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

"sec." in Business English

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sec.noun [ C ]

US secy. uk us

written abbreviation for secretary

the SECnoun

uk us

FINANCE, STOCK MARKET abbreviation for the Securities and Exchange Commission: an official organization in the US that provides rules for stock markets in order to protect investors:

The SEC proved that the brokers had violated Federal securities laws.

(Definition of “sec.” from the Cambridge Business English Dictionary © Cambridge University Press)