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Definition of floss noun from the Oxford Advanced Learner's Dictionary

floss

noun
 
/flɒs/
 
/flɑːs/
[uncountable]
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  1. (also dental floss)
     a type of very thin string that is used for cleaning between the teeth
  2. thin silk thread see also candyfloss
    3. Word Originmid 18th cent.: from French (soie) floche ‘floss (silk)’, from Old French flosche ‘down, nap of velvet’, of unknown origin.
See floss in the Oxford Advanced American Dictionary
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Nearby words

trait
noun
 
 
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