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pedicellaria

[ped-uh-suh-lair-ee-uh]
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noun, plural ped·i·cel·lar·i·ae [ped-uh-suh-lair-ee-ee] /ˌpɛd ə səˈlɛər iˌi/. Zoology.
  1. one of the minute pincerlike structures common to starfish and sea urchins, used for cleaning and to capture tiny prey.

Origin of pedicellaria

From New Latin, dating back to 1870–75; see origin at pedicel, -aria
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018