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Questions about 0

What does 0 mean?

0 means "a mathematical element that when added to another number yields the same number". That is the primary sense; the word has 2 in total, listed in full on this page.

What is another word for 0?

Close synonyms include zero, nought, cipher, cypher, zero. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is 0 a common word?

0 is banded "Familiar" — widely understood, used when the subject calls for it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.