Etymologically

Etymology and origin of the Latin word adeps

Confidence
Disputed
Formation
Borrowing
First attested
234–149 BC Cato, De agri cultura More words from the 3rd century BC
From
Ancient Greek ἄλειφα

Pronunciation

  • Classical: [ˈa.dɛps][1]
  • Ecclesiastical: [ˈaː.deps][1]

Forms

adeps m (genitive adipis); third declension[1] Also spelled adips, as in Pliny the Elder.[2][3] The gender varies: masculine in Celsus and Pliny, feminine in Varro, Celsus and Columella.[2]

Etymology

The origin is uncertain.[4][1] The word is often connected with Umbrian ařepes, a dative-ablative plural that de Vaan traces to Proto-Italic *adēpā-.[4] Meiser considers a form Proto-Italic *ad-leip-a (“sticking onto”), which would have become a Sabellic form with ⟨ř⟩ and been borrowed into Latin, where it was taken for a consonant stem.[4] Others take it from Ancient Greek ἄλειφα (áleipha, “unguent, oil”), through Etruscan;[4] the OLD compares the Greek word,[2] and the TLL thinks the Latin word seems to be drawn from it.[3] Lewis and Short explain the /d/ as an interchange with /l/.[5] Weiss, however, finds nothing in the Umbrian texts that ties the Umbrian word to ⟨adeps⟩, so that another etymology would be needed.[4]

Earliest recorded meaning

De Vaan finds it from Cato on.[4] In the De agri cultura it is lard, an ingredient weighed out in a recipe with cumin and cheese.[2]

Semantic evolution

In Classical Latin it was the soft fat of animals, lard or grease, as opposed to the harder tallow, sēbum,[2][5] often with the animal named, as pork fat in Varro.[2] It also meant the fatty tissue of the body, and in the plural corpulence;[2] Cicero mocks a man's fat with it, and it could be said of a bloated style.[2] Wiktionary also gives the sense “sapwood”.[1]

In Christian Latin it took on the biblical sense of the richest or best part of something.[6] British medieval Latin used it for fat as food or ointment, for cream, and, after the Psalter, for the finest flour.[7] The MLW records it in the early medieval laws, among them the Lex Frisionum.[8]

Timeline

  • 234–149 BC – Cato uses it for lard in a recipe.[2][9]
  • 116–27 BC – Varro speaks of pork fat, adeps suilla.[2][9]
  • 81–43 BC – Cicero uses the plural for a man's corpulence.[2][9]
  • 14–37 AD – Celsus uses it in medicine, both as masculine and as feminine.[2][9]
  • 23/24–79 AD – Pliny the Elder uses it of the body fat of animals without horns.[2][9]

Meanings

Noun

  1. Soft animal fat, lard, grease.[2][5]
  2. Fatty tissue in a human or animal body.[2]
  3. (plural) obesity, corpulence;[2] (figurative) bombast in style.[2]
  4. sapwood.[1]
  5. (Ecclesiastical Latin) The richest or best part; the finest of something.[6]
  6. (Medieval Latin) cream; fine flour.[7]

Word family

  • adipālis
  • adipātum
  • adipātus
  • adipeus
  • adipōsus

Usage notes

Lewis and Short contrast adeps, the soft fat of animals, with sēbum, the hard fat or tallow.[5] The Roman grammarians discussed its gender, which is common.[5]

References

  1. ^ a b c d e f Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e f g h i j k l m n o p q Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
  3. ^ a b Thesaurus linguae Latinae (1900–), Leipzig: Teubner; Berlin: De Gruyter; open-access ed., Munich: Bayerische Akademie der Wissenschaften
  4. ^ a b c d e f de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill
  5. ^ a b c d e Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
  6. ^ a b Stelten, Leo F. (1995), Dictionary of Ecclesiastical Latin, Peabody, Mass.: Hendrickson
  7. ^ a b Latham, R. E., D. R. Howlett, R. K. Ashdowne, et al. (1975–2013), Dictionary of Medieval Latin from British Sources, London: British Academy / Oxford University Press
  8. ^ Mittellateinisches Wörterbuch bis zum ausgehenden 13. Jahrhundert (1967–), Munich: C. H. Beck; Bayerische Akademie der Wissenschaften
  9. ^ a b c d e Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de

Related etymologies

Cite this entry

“Adeps.” Etymologically, 13 Nov. 2026, etymologically.com/la/adeps. Accessed 14 Nov. 2026.

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