• A scale or scalelike structure.
  • A thin platelike mass, as of bone.
  • The scale-like exopodite of a crustacean antenna.
  • In <em>botany</em>, a scale of any sort, usually the homologuo of a leaf.
  • In <em>anatomy</em> and <em>zoology</em>: A scale, as of the epidermis.
  • A thin, expansive, scalelike part of a bone: as, the <em>squama</em> of the temporal bone (the squamosal); the <em>squama</em> of the occipital bone (the supra-occipital).
  • In <em>ornithology</em>, a scale-like feather, as one of those upon a penguin's wing or the throat of a humming-bird. See cut under <internalXref urlencoded="Squamipennes">Squamipennes</internalXref>.
  • In <em>entomology</em>, an elytrum.
  • A scale cast off from the skin; a thin dry shred consisting of epithelium.
  • A <xref>scale</xref> cast off from the <xref>skin</xref>; a thin dry <xref>shred</xref> of <xref>epithelium</xref>.
  • a protective structure resembling a scale
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