interdental
adjective
in·ter·den·tal
ˌin-tər-ˈden-tᵊl 
1
: situated or intended for use between the teeth
2
: formed with the tip of the tongue between the upper and lower front teeth
Examples of interdental in a Sentence
Recent Examples on the Web
Floss daily or use an interdental (between-the-teeth) cleaner to remove plaque and persistent food particles from between your teeth and around your dental work.
—
Anna Giorgi, Verywell Health, 10 Jan. 2025
Clean between your teeth with floss or an interdental brush (picks with bristles sold for that purpose) each day.
—Nancy Lebrun, Verywell Health, 10 Jan. 2025
That means brushing your teeth twice a day with fluoride toothpaste and regularly cleaning between your teeth with interdental brushes or floss.
—Katherine Hignett, Forbes, 18 Sep. 2024
Clean between your teeth with floss or an interdental brush (picks with bristles sold for that purpose) each day.6
How to Brush Your Teeth
Brushing your teeth is a habit taught in childhood, but reminders on proper brushing technique are helpful.
—Nancy Lebrun, Verywell Health, 31 July 2024
These brushes also come with a smaller, interdental brush for wire cleaning--an important step in braces hygiene.
—Sarah Bradley, Verywell Health, 23 Feb. 2023
In 2017, Waterpik became the first-ever interdental cleaner brand to gain a seal of approval from the ADA for the product’s ability to help remove up to 99 percent of plaque.
—Nicole Saunders, NBC News, 14 Oct. 2020
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Anna Giorgi, Verywell Health, 10 Jan. 2025
Clean between your teeth with floss or an interdental brush (picks with bristles sold for that purpose) each day.
—Nancy Lebrun, Verywell Health, 10 Jan. 2025
That means brushing your teeth twice a day with fluoride toothpaste and regularly cleaning between your teeth with interdental brushes or floss.
—Katherine Hignett, Forbes, 18 Sep. 2024
Clean between your teeth with floss or an interdental brush (picks with bristles sold for that purpose) each day.6
How to Brush Your Teeth
Brushing your teeth is a habit taught in childhood, but reminders on proper brushing technique are helpful.
—Nancy Lebrun, Verywell Health, 31 July 2024
These brushes also come with a smaller, interdental brush for wire cleaning--an important step in braces hygiene.
—Sarah Bradley, Verywell Health, 23 Feb. 2023
In 2017, Waterpik became the first-ever interdental cleaner brand to gain a seal of approval from the ADA for the product’s ability to help remove up to 99 percent of plaque.
—Nicole Saunders, NBC News, 14 Oct. 2020
Cite this Entry
“Interdental.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/interdental. Accessed 28 May. 2025.
Copy CitationMedical Definition
interdental
adjective
in·ter·den·tal
ˌint-ər-ˈdent-ᵊl
: situated or intended for use between the teeth
floss the interdental spaces
Love words? Need even more definitions?
Merriam-Webster unabridged
Share