• Webster's Revised Unabridged Dictionary
    • n Vernicle A Veronica. See Veronica, 1. "A vernicle had he sowed upon his cap."
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Century Dictionary and Cyclopedia
    • n vernicle A handkerchief impressed with the face of Christ: same as veronica, 1.
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In literature:

He wears, as you perceive, the vernicle of Sainted Luke, the first physician, upon his sleeve.
"The White Company" by Arthur Conan Doyle
By our Lady of Rocamadour whose vernicle is round my neck!
"Sir Nigel" by Arthur Conan Doyle