Wordnet polsko-angielski 
                        
1. (the time of life between 90 and 100) 
nineties, mid-nineties 
2. (the cardinal number that is the product of ten and nine) 
ninety, 90, XC: : 
ECTACO słownik polsko-angielski Słowniki elektroniczne Ectaco do nabycia u wydawcy
                        NINETY