[gan-oh-in] 
| a hard, shiny, enamellike substance secreted by the corium, composing the outer layer of the scales of certain fishes. |
| ganoine | |
noun | |
| shiny substance that resemble enamel and is secreted by the corium of certain fishes (especially ganoid fishes) and composes the outer layer of their scales [syn: ganoin] |
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