If you refer to your collection of tortoiseshell guitar picks as plectra, the rest of your rock group are going to make merciless fun of you. |
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Observers have seen spiny lobsters scrape their leathery plectra across scaly ridges below their eyes. |
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The strings of the kanun are plucked with fingerpicks made of tortoise shell or horn plectra which extend from each index finger and are held in place by circular metal bands. |
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