Translation guide
The English word 'filament' refers to a thin thread-like structure, often in contexts like light bulbs, 3D printing, or biology. In Japanese, different words are used depending on the specific context.
The thin wire inside an incandescent light bulb that glows when heated.
The most common and direct translation, used in technical and everyday contexts.
電球のフィラメントが切れた。
The light bulb filament has burned out.
The plastic thread used as material in FDM 3D printers.
Used as a loanword in the 3D printing community.
このフィラメントはPLA製です。
This filament is made of PLA.
A slender thread-like structure in biology, such as actin filaments or the silk thread of a spider.
General term for fiber, used for natural or synthetic thin strands, including biological contexts.
筋肉の繊維が損傷した。
The muscle fibers were damaged.
Also used in scientific contexts, especially for protein filaments.
Means 'thread', used for spider silk or similar thin strands, but less technical.
蜘蛛の糸は非常に強い。
Spider silk is extremely strong.
Any very thin wire or thread-like object, such as in electronics or textiles.
Technical term for a thin wire, used in engineering contexts.
この細線は導電性があります。
This thin wire is conductive.
Can be used for any fiber-like filament, but broader.
A vast thread-like structure of galaxies in cosmology.
Used in astronomy as a direct loanword.
宇宙の大規模構造にはフィラメントが存在する。
Filaments exist in the large-scale structure of the universe.
Actin filaments are part of the cytoskeleton.
Carbon fiber is light and strong.