Filament
//ˈfɪləmənt//
"Filament" in a Sentence (7 examples)
You can see the filament inside the light bulb.
A new spool of filament has been delivered.
The sun spat out a more than 804,672-km-long filament of solar material that had been hovering in the sun’s corona.
Lighting was unimaginative for the standard stock with naked tungsten filament bulbs and metal reflectors. However, all compartments had individual reading lights above the seats with attractive glass shades.
solar filament
galaxy filament
the Ursa Major Filament
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.