English · Body & Health
teeth
/tiːθ/
[/tiːθ/]
plural of tooth
Beginnernoun
Definition
Teeth is the irregular plural of tooth, the hard white parts in your mouth used to bite and chew.
Example
Brush your teeth twice every day.
Brush your teeth twice every day.
Etymology
From Old English 'tēþ', an irregular plural formed by a vowel change.
How & Where It’s Used
Common in talking about dental care, eating, and health.