Etymologically

Etymology and origin of the Latin word scilicet

Confidence
Established
Formation
Compound
First attested
c. 250–184 BC, Plautus
Ultimate origin
Latin (sciō,licet)

Pronunciation

  • Classical: [ˈskiː.lɪ.kɛt][1]
  • Ecclesiastical: [ˈʃiː.li.t͡ʃet][1]

Forms

scīlicet (not comparable)[1] Lucretius and the archaic language in Livy often write it as two words, scīre licet.[2]

Etymology

It is a contraction of scīre (“to know”) and licet (“it is permitted”), “one may know”.[3][2][1] It is built like vidēlicet and īlicet.[2][1]

Earliest recorded meaning

Köbler dates it from Plautus,[4] who uses it like an impersonal verb with an accusative and infinitive: ita scīlicet factūram, “you may be sure she will do so”.[3]

Semantic evolution

Scīlicet is at first “one may be sure (that), it is clear (that)”, and alone as an answer “obviously”.[3] As a particle it affirms an obvious fact, “naturally, of course”, often in answers (Plautus: tam ego homō sum quam tū. — scīlicet, “I am as much a man as you. — Of course”), and in a first clause it concedes, “no doubt …, but”.[3][1] It marks an inference, “evidently” (Cicero: metuēbat scīlicet nē indicārētur, “he was afraid, evidently, of being informed on”).[3] Ironically it is “to be sure, doubtless” (Terence: id populus cūrat scīlicet, “as if people care about that!”), and it introduces an obvious qualification, “I mean”, and in Suetonius and later simply “that is to say”.[3][1]

Church Latin glosses it “of course, to be sure, certainly, namely, that is to say, to wit”.[5] English has used scilicet, “that is, namely”, since the late 14th century.[6]

Timeline

  • c. 250–184 BC – Plautus: ita scīlicet factūram.[3][4]
  • 190–159 BC – Terence: id populus cūrat scīlicet.[3][4]
  • 81–43 BC – Cicero: metuēbat scīlicet.[3][4]
  • c. 75–c. 150 AD – Suetonius uses it as “that is to say”.[3][4]
  • late 14th century – Used in English as scilicet.[6]

Meanings

Adverb

  1. One may be sure, it is clear (that).[3]
  2. Of course, naturally, certainly.[3][1][5]
  3. No doubt (conceding a point).[3]
  4. Evidently, as is apparent.[3][1]
  5. To be sure, doubtless (ironic).[3]
  6. I mean; that is to say, namely.[3][1][5]

References

  1. ^ a b c d e f g h i j Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
  3. ^ a b c d e f g h i j k l m n o p Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
  4. ^ a b c d e Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
  5. ^ a b c Stelten, Leo F. (1995), Dictionary of Ecclesiastical Latin, Peabody, Mass.: Hendrickson
  6. ^ a b Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
Cite this entry

“Scilicet.” Etymologically, 18 Oct. 2026, etymologically.com/la/scilicet. Accessed 18 Oct. 2026.

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