Is there a symbol for “and or”? - English Language Usage Stack . . . There is a symbol for it in predicate logic "And or" is just called "or" and is represented as ∨, from the Latin vel meaning or But note that it's a separate symbol from the letter "v", though similar In contrast, "or" in the sense of "this one or that one but never both" is called "exclusive or" or "xor" and can be symbolized as ⊻ or ⊕ Also, in programming you might see "and or