filamentlike

/ˈfɪləməntˌlaɪk/
adjective
  1. Resembling or similar to a filament; thin and threadlike in appearance or structure.
    • The plant's roots grew into filamentlike strands that spread through the soil.
    • The artist used filamentlike lines of ink to create a delicate drawing.
    • She noticed filamentlike patterns in the frost on the window.
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