interdental

[ in-ter-den-tl ]

adjective

1. between teeth.
2. Phonetics. articulated with the tip of the tongue between the upper and lower front teeth, as the fricatives (th̸) and (th) of thy and thigh.

interdental

/ ˌɪntəˈdɛntəl /

adjective

1. situated between teeth
2. phonetics (of a consonant) pronounced with the tip of the tongue lying between the upper and lower front teeth, as for the th sounds in English thin and then

Derived Forms

• ˌinterˈdentally, adverb

Other Words From

• inter·dental·ly adverb

Word History and Origins

Origin of interdental¹

First recorded in 1870–75; inter- + dental

Example Sentences

If you have yet to make it a habit, pick up some interdental brushes, which are easier to use than string floss.

From The Guardian

Interdental cleaning is especially important if you have a history of gum disease.

From The Guardian

Interdental brushes, floss picks, or floss holders may help you navigate more easily.

From Washington Post

“The French have a very different ‘T.’ It’s a very interdental ‘T.’

From Washington Post

But the interdental, it’s just barely between the teeth.

From Washington Post