fiddleback

/ˈfɪdəlˌbæk/
noun
  1. A type of wood, especially from maple trees, that has a wavy grain pattern resembling the back of a violin, often used for making musical instruments and fine furniture.
    • Fiddleback wood is prized for its beautiful, rippling grain.
    • The luthier chose a piece of fiddleback maple for the violin's back.
    • The antique table was made from rare fiddleback mahogany.
  2. A type of spider (family Theridiidae) with a violin-shaped marking on its back, also known as the brown recluse.
    • Fiddleback spiders are often found in dark, undisturbed areas.
    • The fiddleback spider is venomous and should be avoided.
    • He identified the spider as a fiddleback by the dark mark on its back.
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