Etymologically

obsignator

Etymology and origin of the Latin word obsignator

Confidence
Established
Formation
Derivation
First attested
81–43 BC, Cicero
Ultimate origin
Latin obsignō
Etymology tree
inherited borrowed derived
Latin obsigno
Latin obsignator

Forms

obsignātor m (genitive obsignātōris); third declension[1]

Etymology

It is from Latin obsignō (“to seal up”) + -tor (“agent suffix”), “one who seals”.[2][3][4] The verb is built on signō (“to mark, seal”), from signum (“mark, sign”), which de Vaan takes back to Proto-Italic *sekno- (“statue, sign”) and Proto-Indo-European *sek(h2)-no- (“cut”), a derivative of the root of secō (“to cut”): what is carved out became a sign.[5]

Earliest recorded meaning

It is first found in Cicero,[3][4] who uses it of the witnesses who set their seals on a will (Pro Cluentio 37) and of the person who sealed a letter (Pro Cluentio 186).[6][4]

Semantic evolution

The word stayed rare and close to the law courts: Cicero speaks of the sealers of a will (testamenti) and, in the Pro Flacco, of the sealer of a settlement (decisionis).[6][4] In the TLL's quotations it stands beside the author of a letter and the witness, as one of the people who vouch for a document.[4]

Timeline

  • 81–43 BC – Cicero uses it of the witnesses who seal a will and of the sealer of a letter.[6][4][3]

Meanings

Noun

  1. A person who puts a seal on something, especially as a witness to a will or other document.[2][6]
  2. The one who seals up a letter.[6]

References

  1. ^ Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
  3. ^ a b c Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
  4. ^ a b c d e f Thesaurus linguae Latinae (1900–), Leipzig: Teubner; Berlin: De Gruyter; open-access ed., Munich: Bayerische Akademie der Wissenschaften
  5. ^ de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill
  6. ^ a b c d e Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
Cite this entry

“Obsignator.” Etymologically, 25 Oct. 2026, etymologically.com/la/obsignator. Accessed 25 Oct. 2026.

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