Etymologically

folliculus

Etymology and origin of the Latin word folliculus

Confidence
Established
Formation
Derivation
First attested
c. 180–102 BC, Lucilius
Ultimate origin
Latin follis
Etymology tree
inherited borrowed derived
Latin follis
French fou
Italian folle
Latin folliculus

Pronunciation

  • Classical: [fɔlˈlɪ.kʊ.ɫʊs][1]
  • Ecclesiastical: [folˈliː.ku.lus][1]

Forms

folliculus m (genitive folliculī); second declension[1] A neuter folliculum is recorded by Paulus' epitome of Festus, Isidore and the glossaries.[2]

Etymology

It is from Latin follis (“bag, bellows, ball”) + -culus, a diminutive.[3][1][2] De Vaan connects follis with Proto-Celtic *bol-, as in Old Irish ball (“member, limb”) and Welsh balleg (“sack, purse”), but finds no further etymology.[4]

Earliest recorded meaning

De Vaan, Köbler and the TLL find it first in Lucilius,[4][5][2] who uses it of the body as the husk in which a person is clothed.[6]

Semantic evolution

Its first sense was a small bag or sack:[3][6] Livy has grain carried in sacks,[6] and the Rhetorica ad Herennium and Cicero describe a convicted parricide's head wrapped in a bag, of wolf's skin in the former.[3][6] Suetonius uses it of an inflated ball for exercise.[3][6] By likeness it named the husk or skin of a seed, which Varro says is called the glume,[3][6] a seed pod,[3] the shell of a cicada in Lucretius,[6] and a bladder or sac in animal bodies, such as the gall bladder in Pliny the Elder.[3][6]

In Late Latin medicine Caelius Aurelianus uses it for a sac and for the bladder.[6][1] English borrowed it in the early 15th century as follicle, a small sac in anatomy.[7]

Timeline

  • c. 180–102 BC – Lucilius uses it of the body as the soul's husk.[6][5][4]
  • 116–27 BC – Varro uses it of the husk of grain.[3][6]
  • 96–55 BC – Lucretius uses it of the shells of cicadas.[6]
  • 23/24–79 AD – Pliny the Elder uses it of seed pods and the gall bladder.[3]
  • c. 75–c. 150 AD – Suetonius uses it of an inflated ball.[3][6]
  • 5th century AD – Caelius Aurelianus uses it in medicine for a sac and for the bladder.[6][5]
  • early 15th century – English borrows it as follicle.[7]

Meanings

Noun

  1. A small bag or sack.[3][6]
  2. An inflated ball.[3][6]
  3. The husk, shell or skin of a seed or fruit; a seed pod.[3][6]
  4. A bladder or sac in an animal body.[3][6]
  5. (Late Latin, medicine) A sac; the urinary bladder.[6][1]

Word family

  • folliculosus
  • folleātus
  • folleō
  • follicō
  • folligena
  • follis
  • follītim
  • English follicle

References

  1. ^ a b c d e f Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c Thesaurus linguae Latinae (1900–), Leipzig: Teubner; Berlin: De Gruyter; open-access ed., Munich: Bayerische Akademie der Wissenschaften
  3. ^ a b c d e f g h i j k l m n Glare, P. G. W., ed. (2012), Oxford Latin Dictionary, 2nd ed., Oxford: Oxford University Press
  4. ^ a b c 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 Köbler, Gerhard (2010), Lateinisches Abkunfts- und Wirkungswörterbuch für Altertum und Mittelalter, online ed., koeblergerhard.de
  6. ^ a b c d e f g h i j k l m n o p q r s Lewis, Charlton T.; Short, Charles (1879), A Latin Dictionary, Oxford: Clarendon Press
  7. ^ a b Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
Cite this entry

“Folliculus.” Etymologically, 24 Oct. 2026, etymologically.com/la/folliculus. Accessed 24 Oct. 2026.

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