Wordnet polsko-angielski 
                         ( (genetics) a chromosome that determines the sex of an individual
"mammals normally have two sex chromosomes") 
sex chromosome 
synonim: chromosom płciowy
synonim: chromosom płci
synonim: heterochromosom
synonim: alosom
Słownik medyczny polsko-angielski Iwona Kienzler
                        heterotypical chromosome, heterochromosome n