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English definition of “filament”

filament

noun [C]  /ˈfɪl·ə·mənt/ us  

filament noun [C] (WIRE)

a thin thread or wire, esp. the wire inside a light bulb

filament noun [C] (STEM)

biology the long thin stem that carries the part of a flower that produces pollen
(Definition of filament from the Cambridge Academic Content Dictionary © Cambridge University Press)
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