dental floss
dental floss — noun
1. a thin, soft string that people pull between their teeth to remove small pieces
a thin, soft string that people pull between their teeth to remove small pieces of food and a sticky film called plaque
Harper used dental floss every night before brushing her teeth.
common time collocation: used every night / after each meal
The dentist gave Bao a free sample of waxed dental floss after the checkup.
modifier: waxed dental floss (most common type)
Romi's dental floss snapped while she tried to clean between her back teeth.
After eating sweetcorn, Gabriel reached for the dental floss in the bathroom cabinet.
Erik asked the pharmacist which brand of dental floss was best for sensitive gums.
- floss
shortened form used in everyday conversation; less formal than 'dental floss'
用法筆記
Dental floss is an uncountable noun, so it does not normally take the article 'a'. To refer to one piece, use phrases such as 'a piece of dental floss' or 'a length of dental floss'.