interdental /in-tər-denˈtl/

1. Between the teeth
2. Relating to the surfaces of the teeth where they adjoin (dentistry)
3. Pronounced with the tip of the tongue between upper and lower teeth (phonetics)

interdentˈally adverb

• flex
• flexed
• flexes
• flex-fuel
• flexi-
• flexibilities
• flexibility
• flexible
• flexible disk
• flexible disks
• flexible drive
• flexible drives
• flexibleness
• flexiblenesses
• flexibly
• flexi-cover
• flexi-covers
• flexihours
• flexile
• flexing
• flexion
• flexions
• flexitarian
• flexitarians
• flexitime