1. No amount at all; absence of any thing, quantity or value
   "it was all for naught";
   - nothing, nil, nix [informal], nada [N. Amer, informal], null, aught [archaic], cipher, cypher, goose egg [N. Amer, informal], zero, zilch [informal], zip [N. Amer, informal], zippo [N. Amer, informal], nought [Brit]
    
2. Complete failure
   "all my efforts led to naught";
   - nought [Brit]
    
3. A mathematical element that when added to another number yields the same number
   "Adding naught to any number leaves it unchanged";
   - zero, 0, nought [Brit], cipher, cypher

1. Not any thing, nothing at all
   "There's naught left in the fridge";
   - nowt [UK, dialect], nothing, nought [informal], zilch [informal], zip [N. Amer, informal], zippo [N. Amer, informal], nada [N. Amer, informal], nix [informal]

Derived forms: naughts

Type of: digit, failure, figure, relative quantity

Encyclopedia: Naught