pentavalent /pen-tə-vāˈlənt or pen-tavˈə-lənt/ (chem)

Having a valency of five

• number nines
• number off
• number of the beast
• number one
• number ones
• number plate
• number plates
• numbers
• numbers game
• numbers games
• numbers man
• numbers men
• numbers pool
• numbers pools
• numbers racket
• numbers rackets
• number system
• number systems
• Number Ten
• number theory
• number two
• number twos
• numbest
• numbing
• numbingly