quadrivalent/kwodriʹvaylənt/ adj

• polyamide
• polyandry
• polyanthus
• polyatomic
• poly bag
• polycarbonate
• polychaete
• polychlorinated biphenyl
• polychromatic
• polychrome
• polyclinic
• polycotton
• polycrystalline
• polycyclic
• polycystic
• polycythaemia
• polydactyl
• polydactylous
• polyester
• polyethylene
• polygamy
• polygene
• polygenesis
• polyglot
• polygon