Zero → standard in math & science Nought → mainly British, in math/physics

O → used in phone numbers & years (Example: 2003 → “two thousand and three” or “two double O three”)

Nil → British English, for scores (“The match ended two–nil”)

Love → tennis only (“Fifteen–love”)

Goose egg → slang in American sports (“The team put up a goose egg”)

Nothing → absence of something (“I got zero sleep”)

Zilch / Nada / Zip → informal/slang for “nothing at all”