noun🔗ShareA fine thread or wire."The lightbulb's filament glowed brightly. "materialpartphysicstechnologyelectricChat with AIVocabulary GamePractice Reading
noun🔗ShareSuch a wire, as can be heated until it glows, in an incandescent light bulb or a thermionic valve."The old light bulb flickered because the filament inside was about to burn out. "materialtechnologyelectronicsphysicssciencedeviceelectricChat with AIVocabulary GamePractice Reading
noun🔗ShareA massive, thread-like structure, such as those gaseous ones which extend outward from the surface of the sun, or such as those (much larger) ones which form the boundaries between large voids in the universe."galaxy filament"astronomyphysicsspacenatureChat with AIVocabulary GamePractice Reading
noun🔗ShareThe stalk of a flower stamen, supporting the anther."The botanist carefully examined the filament of the flower, noting its delicate structure. "plantpartbiologystructureChat with AIVocabulary GamePractice Reading
noun🔗ShareA continuous object, limited in length only by its spool, and not cut to length."The spool of yarn held a long, continuous filament. "materialthingChat with AIVocabulary GamePractice Reading