Etymologically

Etymology and origin of the English word gill

English has three main words spelled gill: the breathing organ of a fish, a measure for liquids, and a ravine;[1][2] dictionaries also list a fourth, a girl, from the name Gill.[2][3][4]

Pronunciation

gill1 breathing organ of a fish

Confidence
Probable
Formation
Borrowing
First attested
1325 before 1325, glossary of Walter de Bibbesworth
Borrowed from
Old Norse *gil via Middle English

Etymology

The breathing organ is inherited from Middle English gille, also gile,[3][6][7] probably borrowed from Old Norse *gil, a form not recorded but deduced from the modern Scandinavian words.[1][2] The OED takes it from early Scandinavian, comparing Old Swedish gel (“gill”) and Old Danish gel (“gill”),[8] and Barnhart, Klein and Collins compare Swedish gäl, Danish gælle and Norwegian gjelle.[6][7][9] These go back to the same base as Old Norse gjǫlnar, a rare word for whiskers, gills or lips, and Old Danish fiskegæln (“fish gill”).[8][4][10] Orel puts the Old Norse word under Proto-Germanic *gelunō and compares Ancient Greek χελύνη (khelúnē, “lip, jaw”);[11] Hoad, Klein and the OED also compare χεῖλος (kheîlos, “lip”), perhaps from the same Indo-European base.[2][7][8] Etymonline calls the word of unknown origin.[10] Johnson derived it from Spanish agalla or Latin gula,[12] and Weekley also compared the Spanish word.[13]

Earliest recorded meaning

Each of the paired breathing organs of a fish: before 1325, in Walter de Bibbesworth's French glossary.[8][6] Etymonline dates it to the early 14th century,[10] and Dictionary.com to 1300–50.[14]

Semantic evolution

From 1573 gills were used of people, for the flesh under the jaws and ears, or the cheeks;[8][4] red about the gills (1573) describes someone flushed with drink or anger, and blue about the gills (1665) someone looking ill or low.[8][4] The word was applied by likeness to the wattles of a turkey or other bird (1596), to the fur from the throat of a mink or marten (1612), to the thin plates under the cap of a mushroom (1672) and to the breathing organs of aquatic invertebrates (1681).[8][4] In slang the gills were the corners of a high, stiff shirt collar (1826–84),[8][4] and in aeronautics the hinged flaps behind an air-cooled aircraft engine (1937).[8] The verb, to gut a fish, is recorded from 1440, and in the United States from 1868 also to catch fish by the gills in a gill net.[8][4] In Scots and English dialect the gills were the lower jaw, the flesh under the chin, or the mouth.[15]

Timeline

  • before 1325 – the breathing organ of a fish.[8][6]
  • 1440 – verb, to gut a fish.[8]
  • 1573 – of people, the flesh under the jaws and ears.[8]
  • 1596 – the wattles of a bird.[8]
  • 1665 – blue about the gills.[8]
  • 1672 – the plates under the cap of a mushroom.[8]
  • 1681 – the breathing organ of aquatic invertebrates.[8]
  • 1868 – verb, to catch fish by the gills.[8]
  • 1937 – the cooling flaps of an aircraft engine.[8]

Meanings

Noun

  1. The breathing organ of a fish or other water animal, a series of thin, blood-rich plates or filaments that take oxygen from the water.[9][3][8]
  2. (usually plural) One of the thin radiating plates under the cap of a mushroom.[9][8][4]
  3. (usually plural) The wattles of a bird.[8][4]
  4. (usually plural, informal) The flesh under a person's jaws and ears: He looked a little green about the gills after the ferry crossing.[8][4]

Verb

  1. To gut or clean a fish.[9][3][8]
  2. To catch fish in a gill net, or of fish, to be caught in one.[9][3][8]

Word family

  • gilled
  • giller
  • gill-less
  • gill-like
  • gill arch
  • book gill
  • gill net

gill2 liquid measure

Confidence
Disputed
Formation
Borrowing
First attested
c. 1390 Langland, Piers Plowman
Borrowed from
Old French gille via Middle English
Ultimate origin
Late Latin gillō

Etymology

The measure is inherited from Middle English gille,[16][2] borrowed from Old French gille, also gelle, a measure or vessel for wine,[2][4][17][10] from Late Latin gillō (“water pot”), also gellō, with Medieval Latin forms gillus and gellus.[4][2][6] Collins describes the Late Latin vessel as one for cooling liquids, of obscure origin.[9] The OED and Merriam-Webster instead derive it from Middle French gille or gelle, a vat or tub, probably a variant of jarle, from Latin gerulus (“carrying”),[8][3] from gerō (“to bear, carry”).[3] Klein thought the Latin word probably of Semitic origin,[7] and Weekley suggested a pet name such as Giles or Gill, as with jack and jug.[13] Etymonline compares gallon.[10]

Earliest recorded meaning

A measure for liquids: about 1390, in Langland's Piers Plowman, where Glutton gulps "a galoun and a gille".[8][16] A London document of 1310 names measures called schopinas et gilles, but it is unclear whether this is English or Anglo-Norman.[8][16] Barnhart dates the word to 1310,[6] Etymonline to the late 13th century,[10] and Dictionary.com to 1225–75.[14]

Semantic evolution

The size of the measure varied with place and time; it settled at a quarter of a pint, though in many dialects a gill was half a pint.[8][4][3] Weekley notes that in dialect the gill was half a pint and the jack a quarter.[13] From about 1425 to 1925 gill also meant a vessel holding that amount.[8][16] In dialect the word formed compounds such as gill-stoup, a drinking vessel, and gill-wife, an ale-wife,[15] and in the West Indies it was a name for a small coin, at first a penny (1873).[18]

Timeline

  • 1310 – gilles in a London document, perhaps Anglo-Norman.[8][6]
  • c. 1390 – a measure for liquids.[8][16]
  • c. 1425 – a vessel holding a gill (obsolete by 1925).[8]
  • 1873 – West Indian slang, a small coin.[18]

Meanings

Noun

  1. A unit of liquid capacity equal to a quarter of a pint: in Britain a quarter of an imperial pint, in the United States a quarter of a U.S. liquid pint.[3][4][8]
  2. (dialect, England) Half a pint.[3][4]

gill3 ravine, stream

Confidence
Established
Formation
Borrowing
First attested
c. 1440 The Awntyrs off Arthure
Borrowed from
Old Norse gil via Middle English

Etymology

The ravine is inherited from Middle English gil, also gille,[16][3] borrowed from Old Norse gil (“ravine, deep glen”).[8][2][4][1][17] The OED compares Faroese gil and Norwegian Nynorsk gil, both meaning ravine, and the cognate Middle High German gil (“hernia”), from a suffixed form of the Germanic base of Old English ginian (“to yawn”).[8] Merriam-Webster also compares Middle Low German gīl (“throat”) and Old High German gil (“hernia”).[3] Ayto calls the Norse word of unknown ancestry.[1] The Middle English word is chiefly northern and north Midland.[16]

Earliest recorded meaning

A deep rocky cleft or ravine, usually wooded and carrying a stream: about 1440, in The Awntyrs off Arthure.[8][16] The word appears much earlier in place names, such as Seachregil in Durham (1086, now Scargill),[8] which Ayto and Hoad date to the 11th century,[1][2] and in surnames such as Thomas del Gile (1246).[8] Dictionary.com dates it to 1350–1400.[14]

Semantic evolution

From 1635 the word was also used of the stream itself, a narrow brook or rivulet.[8][4][2] It stayed a regional word, used in Scotland and the northern counties of England down to Lancashire.[15] The spelling ghyll was introduced by Wordsworth in the late 18th century,[2][4][13] and became common in the Lake District and Northumberland.[15]

Timeline

  • 1086 – in a Durham place name.[8]
  • c. 1440 – a ravine.[8][16]
  • 1635 – a narrow stream.[8]
  • late 18th century – the spelling ghyll, in Wordsworth.[4]

Meanings

Noun

  1. (British) A narrow, steep-sided, rocky valley or ravine, often wooded and with a stream at the bottom.[3][8][4]
  2. (British) A narrow mountain stream or brook.[3][8][4]

gill4 girl

Confidence
Established
Formation
Clipping
First attested
1425
From
Middle English gil
Ultimate origin
Latin Juliana

Etymology

The girl is inherited from Middle English gil, also gille, from Gill, a short form of the woman's name Gillian,[16][2][3][19][17] which comes from French Juliane, from Latin Juliana.[4][16] It is also spelled jill.[4][3][7]

Earliest recorded meaning

A woman or girl, often with contempt: before 1425, in "Coueytysse, þat gredy gille".[16] The name Gille itself appears in Chaucer's Miller's Tale (about 1390).[16] Hoad and Merriam-Webster date the common noun to the 15th century.[2][3]

Semantic evolution

By 1465 the Paston letters could call a man "a good gille", an agreeable companion.[16] The name was paired with Jack for any man and woman, as in for Jack nor for Gill, for nobody,[16] and in Jack and Jill.[4] The form gill also named the ground ivy (gill-creep-by-ground, late 16th century, dialect) and the female ferret (mid 19th century).[4][15] Gill-flirt, a giddy young woman, is recorded from the 1630s.[10]

Timeline

  • c. 1390 – Gille as a woman's name, in Chaucer.[16]
  • before 1425 – a woman, girl.[16]
  • late 16th century – ground ivy (dialect).[4]
  • 1630s – gill-flirt, a giddy young woman.[10]
  • mid 19th century – a female ferret.[4]

Meanings

Noun

  1. (archaic, often capitalized) A girl or young woman; a sweetheart, usually paired with Jack.[3][4][16]
  2. (dialect) The ground ivy.[3][4][15]

Word family

  • gill-over-the-ground

References

  1. ^ a b c d e Ayto, John (2005), Word Origins: The Secret Histories of English Words from A to Z, 2nd ed., London: A & C Black
  2. ^ a b c d e f g h i j k l m Hoad, T. F., ed. (1986), The Concise Oxford Dictionary of English Etymology, Oxford: Clarendon Press
  3. ^ a b c d e f g h i j k l m n o p q r s Merriam-Webster Unabridged Dictionary (2024), online ed., Springfield, Mass.: Merriam-Webster
  4. ^ a b c d e f g h i j k l m n o p q r s t u v w x y z 27 28 29 Shorter Oxford English Dictionary on Historical Principles (2002), 5th ed., ed. William R. Trumble and Angus Stevenson, Oxford: Oxford University Press
  5. ^ Wiktionary, the free dictionary, https://en.wiktionary.org
  6. ^ a b c d e f g Barnhart, Robert K. (1988), The Barnhart Dictionary of Etymology
  7. ^ a b c d e Klein, Ernest. A Comprehensive Etymological Dictionary of the English Language. 2 vols. Amsterdam: Elsevier, 1966–1967.
  8. ^ a b c d e f g h i j k l m n o p q r s t u v w x y z 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 Oxford English Dictionary Online (accessed March 2026), Oxford: Oxford University Press
  9. ^ a b c d e f Collins English Dictionary (2023), Glasgow: HarperCollins
  10. ^ a b c d e f g h Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
  11. ^ Orel, Vladimir (2003), A Handbook of Germanic Etymology, Leiden / Boston: Brill
  12. ^ Johnson, Samuel (1755), A Dictionary of the English Language, London; 4th ed. 1773; Johnson's Dictionary Online, ed. Beth Rapp Young et al.
  13. ^ a b c d Weekley, Ernest (1921), An Etymological Dictionary of Modern English, London: John Murray
  14. ^ a b c Dictionary.com Unabridged (2016), based on the Random House Unabridged Dictionary, New York: Random House
  15. ^ a b c d e f Wright, Joseph, ed. (1898–1905), The English Dialect Dictionary, 6 vols., Oxford: Henry Frowde; via EDD Online 4.0, University of Innsbruck (CC BY 4.0)
  16. ^ a b c d e f g h i j k l m n o p q r Kurath, Hans; Kuhn, Sherman M.; Lewis, Robert E., eds. (1952–2001), Middle English Dictionary, Ann Arbor: University of Michigan Press; online edition ed. Frances McSparran et al. (2000–2018)
  17. ^ a b c Stevenson, Angus, ed. (2010), Oxford Dictionary of English, 3rd ed., Oxford: Oxford University Press
  18. ^ a b Green, Jonathon (2010), Green's Dictionary of Slang, London: Chambers; digital ed. 2016–, https://greensdictofslang.com
  19. ^ The American Heritage Dictionary of the English Language (online 2024), 5th ed., Boston: Houghton Mifflin Harcourt

Related etymologies

  • bore · also from Old Norse
  • bloom · also from Old Norse
  • aye · also from Old Norse
  • saga · also from Old Norse
  • clutch · also from Old Norse
  • thrust · also from Old Norse
  • slaughter · also from Old Norse
  • bait · also from Old Norse
Cite this entry

“Gill.” Etymologically, 26 Oct. 2026, etymologically.com/en/gill. Accessed 26 Oct. 2026.

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