A mathematical symbol is a figure or a combination of figures that is used to represent a mathematical object, an action on mathematical objects, a relation between mathematical objects, or for structuring the other symbols that occur in a formula.As formulas are entirely constituted with symbols of various types, many symbols are needed for expressing all mathematics. Firm Order Exception. FOE. Future Operating Envrionment. FOE. Fat Oljeekvivalenter (Norwegian: Barrel of Oil Equivalent) FOE. Flight Operations Engineer. FOE. Fiber Optic Extender. ˈəv ˈäv Synonyms of of 1 used as a function word to indicate a point of reckoning north of the lake 2 a used as a function word to indicate origin or derivation a man of noble birth b used as a function word to indicate the cause, motive, or reason died of flu c : by plays of Shakespeare d : on the part of very kind of you e : occurring in Dating Acronyms Cheat Sheet. FFTB, GSOH, F2F, and SO? Getting back into the dating game is hard enough without wondering what all this text speak means. That's why we've researched the most commonly used dating acronyms and created your very own dating slang cheat sheet. Meaning. Doctors on Call (Caribbean surgical outreach organization) Division of Organic Chemistry (American Chemical Society) Disturbo Ossessivo Compulsivo (Italian: Obsessive Compulsive Disorder) Défibrillateur Opérationnel Connecté (French: Connected Operational Defibrillator) 95 definitions of DOC. Meaning of DOC. CC - Carbon copy. On social media, CC has the same usage as the CC on your emails: to make sure that a Twitter user sees your Tweet, used with the @ mention and their Twitter handle. Ex. "Amazing new insights into digital marketing: bit.ly/link cc: @hnshah". .

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