filament

/fˈɪləmənt/ · 3 syllables

Meaning

noun

1. a very slender natural or synthetic fiber
2. the stalk of a stamen
3. a threadlike structure (as a chainlike series of cells)
4. a thin wire (usually tungsten) that is heated white hot by the passage of an electric current

Synonyms for filament

• fibril
• strand
• filum