Wordnet polsko-angielski 
                         (the number that is represented as a one followed by 9 zeros) 
billion, one thousand million, 1000000000 
synonim: miliard
Nowoczesny słownik polsko-angielski 
                        bn
 (the number that is represented as a one followed by 9 zeros) 
billion, one thousand million, 1000000000 
synonim: miliard
bn