filament Meaning in the Cambridge English Dictionary
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Meaning of “filament” in the English Dictionary

"filament" in British English

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filamentnoun [C]

uk   us   /ˈfɪl.ə.mənt/
a ​thinthread or fibre of ​natural or ​artificialmaterial: Toothbrushes should be ​replaced when the filaments ​becomeworn. glass/​silk filaments a ​thinwire, ​especially one that ​lights up inside an ​electric light bulb : a ​tungsten filament
(Definition of filament from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"filament" in American English

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filamentnoun [C]

 us   /ˈfɪl·ə·mənt/

filament noun [C] (WIRE)

a ​thinthread or ​wire, esp. the ​wire inside a light bulb

filament noun [C] (STEM)

biology the ​longthinstem that ​carries the ​part of a ​flower that ​producespollen
(Definition of filament from the Cambridge Academic Content Dictionary © Cambridge University Press)
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