■ adjective
1》 'bɪv(ə)l(ə)nt Biology (of homologous chromosomes) associated in pairs.
2》 bʌɪ'veɪl(ə)nt Chemistry another term for divalent .
■ noun 'bɪv(ə)l(ə)nt Biology a pair of homologous chromosomes.
Origin
C19: from bi- + L. valent- , valere 'be strong'.