filament

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filament

  • /ˈfɪləmənt/

Where it comes from

Borrowed from Medieval Latin fīlāmentum, from Late Latin fīlō (“to spin, draw out in a long line”), from Latin fīlum (“thread”).

noun filaments

  1. A fine thread or wire.
  2. Such a wire, as can be heated until it glows, in an incandescent light bulb or a thermionic valve. 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.
  3. A 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. solar filament
  4. The stalk of a flower stamen, supporting the anther.
  5. A continuous object, limited in length only by its spool, and not cut to length.
  6. A spool of plastic used as a material for 3D-printed objects.

Thesaurus

Closest in meaning: fibril, filum, strand, torch, needle, thread, incandescent, bottle, lamp, pot, flashlight, bulb, lantern, lead, light, crossing

Translations

Every language

noun continuous object, limited in length only by its spool

Русскийволокно́ voloknó

noun fine thread or wire

Españolfilamento, brenca
日本語繊維 sen'i
中文纖維 /纤维 xiānwéi
Portuguêsfilamento
Françaisfilament
DeutschFaser
Italianofilamento
Русскийнить nitʹ, волокно́ voloknó, волосо́к volosók

noun wire in an incandescent light bulb

한국어필라멘트 pillamenteu, 선조 seonjo
日本語フィラメント firamento
中文燈絲 /灯丝 dēngsī
Portuguêsfilamento
Françaisfilament
DeutschGlühwendel
Italianofilamento
Русскийнить нака́ла nitʹ nakála, волосо́к volosók, спира́ль spirálʹ
עבריתחוט להט

noun stalk of a stamen in a flower

Españolfilamento
日本語花糸 kashi
中文花絲 /花丝 huāsī
Portuguêsfilamento
Русскийтычи́ночная нить tyčínočnaja nitʹ

Talk about this word

Cite this
MLA

"filament." Wiktionary, via Micwyn, micwyn.com/word/filament. Accessed 6 Nov. 2026.

APA

filament. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/filament

Chicago

"filament." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/filament.

BibTeX
@misc{filament_2026,
  title = {filament},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/filament},
  urldate = {2026-11-06}
}