Etymologically

flo

Etymology and origin of the Latin word flo

Confidence
Probable
Formation
Inherited
First attested
Plautus
Ultimate origin
Proto-Indo-European (*bʰleh₁-)

Pronunciation

  • IPA (Classical): [ˈfɫoː][1]
  • IPA (Ecclesiastical): [ˈflɔː][1]

Forms

flō (present infinitive flāre, perfect active flāvī, supine flātum); first conjugation[1]

Etymology

It is from Proto-Indo-European *bʰleh₁- (“to blow”), perhaps through Proto-Italic *flāō.[2][1] De Vaan relates it to fleō “to weep”, and discusses how the present stem arose; separating the two would leave the /ē/ of Germanic unexplained.[2] Cognate with Old High German blāen (“to blow”), Gothic 𐌱𐌻𐌴𐍃𐌰𐌽 (blesan, “to blow”) and English blow.[2][3][1]

Earliest recorded meaning

Plautus uses it.[2] Köbler dates Plautus c. 250–184 BC.[4]

Semantic evolution

In Classical Latin it was of winds to blow, as Cato's west wind, of people to breathe out or blow, and of bombastic speech.[3][5] It was to play on a pipe, and in metalwork to blow air on molten metal, as in Vitruvius' casting of lead.[3] Lucretius uses it of breathing out flames.[5]

Its derivatives gave English inflate, from īnflāre, and flatulent, from flātus.[6] English blow is a cognate.[3][1]

Timeline

  • c. 250–184 BC – Plautus uses it.[2][4]
  • 234–149 BC – Cato uses it of the west wind.[3][4]
  • c. 84–c. 25 BC – Vitruvius uses it of blowing on lead being cast.[3][4]
  • early 15th century – English inflate is recorded.[6]

Meanings

Verb

  1. Of winds, to blow.[3][7]
  2. To breathe out, blow; to speak bombastically.[3][1]
  3. To play (a pipe or a tune).[3]
  4. To blow air on (metal being cast).[3]

Word family

  • afflō
  • circumflō
  • cōnflō
  • dēflō
  • difflō
  • flābilis
  • flābrum
  • flāmen
  • flamentum
  • flātilis
  • flātiō
  • flātor
  • fleō
  • English inflate
  • English flatulent

References

  1. ^ a b c d e f g Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e de Vaan, Michiel (2008), Etymological Dictionary of Latin and the other Italic Languages, Leiden Indo-European Etymological Dictionary Series 7, Leiden; Boston: Brill
  3. ^ a b c d e f g h i j Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
  4. ^ a b c d Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
  5. ^ a b Gaffiot, Félix (2016), Dictionnaire latin-français, new ed. by Gérard Gréco et al. (Gaffiot 2016), online ed.
  6. ^ a b Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
  7. ^ Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
Cite this entry

“Flo.” Etymologically, 16 Oct. 2026, etymologically.com/la/flo. Accessed 16 Oct. 2026.

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