having signed, or joined in signing, a document: the signatory powers to a treaty.
noun
2.
a signer, or one of the signers, of a document: France and Holland were among the signatories of the treaty.
Origin: 1640–50, in earlier sense “used in affixing seals”; 1860–65for def 2; < Latinsignātōrius of, belonging to sealing, equivalent to signā(re) to mark, seal (see sign) + -tōrius-tory1
a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.
a scrap or morsel of food left at a meal.
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.
1647, "used in sealing" (adj.), from L. signatorius "of sealing," from signatus, pp. of signare "to sign" (see sign). Noun sense of "one who signs" first recorded 1866.