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"Nought" is a noun which is often translated as "el cero", and "o" is a noun which is often translated as "la o". Learn more about the difference between "nought" and "o" below.
nought()
A noun is a word referring to a person, animal, place, thing, feeling, or idea (e.g., man, dog, house).
o()
A noun is a word referring to a person, animal, place, thing, feeling, or idea (e.g., man, dog, house).