bruxism
Bruxism (noun) means Bruxism is the habitual grinding or clenching of the teeth, often during sleep or brought on by stress. Example: “Her dentist spotted the worn enamel and diagnosed bruxism.”
How to use bruxism
Learner’s notesIn plain EnglishBruxism just means grinding your teeth, usually without realising you're doing it.
This is a dental and medical term rather than everyday vocabulary.
If you just mean the everyday habit, 'teeth grinding' is the plainer phrase; save 'bruxism' for clinical contexts.
Trace the full origin ↓Fill the gap
Can you complete this real example?
Her dentist spotted the worn enamel and diagnosed _____.
Etymology
Bruxism comes from Ancient Greek, built on a root meaning the grinding of teeth, itself linked to a verb for biting or gnashing the teeth. The English suffix -ism was added to name it as a condition or habit.