bivalent /bī-vāˈlənt or bivˈə-lənt/

1. Having a valency of two (chem)
2. Relating to one of a pair of homologous chromosomes (also noun)

• redox
• red panda
• red pandas
• red pepper
• red pine
• red pines
• red-plague
• redpoll
• red-polled
• redpolls
• red quebracho
• redraft
• pandies
• Pandion
• pandit
• pandits
• P and O
• pandoor
• pandoors
• pandora
• Pandora
• pandoras
• Pandora's box
• Pandora's boxes
• pandore