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)

• macumbas
• macédoine
• macédoines
• mad
• MAD
• Madagascan
• Madagascar jasmine
• madam
• madame
• madamed
• madaming
• madams
• mad-apple
• mad-apples
• madaroses
• madarosis
• mad as a hatter
• madbrain
• madbrained
• mad-bred
• madcap
• madcaps
• mad cow disease
• madded
• madden