Definition of "shale"
noun:
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A shell or husk; a cod or pod.
from Wiktionary, Creative Commons Attribution/Share-Alike License -
A fine-grained sedimentary rock of a thin, laminated, and often friable, structure.
from Wiktionary, Creative Commons Attribution/Share-Alike License
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verb:
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To take off the shell or coat of.
from Wiktionary, Creative Commons Attribution/Share-Alike License
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