a. rare. [f. QUILL sb.1 + -Y1.] Resembling a quill; pertaining to quills.

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1565.  J. Halle, Hist. Expost., 90. The circulare or quilly hardnes of fistules.

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1886.  Sat. Rev., 19 June, 844/2. Being men rather of horny hands than of quilly pens.

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