univalent
Concise Oxford English Dictionary © 2008 Oxford University Press:
univalent
▶adjective
- 1 /juːˈnɪvəl(ə)nt/ Biology (of a chromosome) remaining unpaired during meiosis.
- 2 /ˌjuːnɪˈveɪl(ə)nt/ Chemistry another term for monovalent.
'univalent' also found in these Oxford entries:

