the GNU version of the Collaborative International Dictionary of English
adj. Of or pertaining to the gallows, or to execution.
The Century Dictionary and Cyclopedia
Of or pertaining to a fork-shaped gibbet; resembling a gallows.
Word Usage
"Further on I shall attempt -- I write the word with a patibulary gesture -- in a sort of a Chopin variorum, to analyze the salient aspects, technical and aesthetic, of his music."