boil

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boil¹

  • /bɔɪ(ə)l/ US, UK

Rhymes with -ɔɪl

Where it comes from

From Middle English bile, büle (“boil, tumor”), from Old English bȳl, bȳle (“boil, swelling”), from Proto-Germanic *būlijō, *būlō (“boil”).

Akin to Dutch buil (“boil, swelling”), German Beule (“boil, hump”), Icelandic beyla (“swelling, hump”). The expected form is bile; the rounding of the diphthong could be caused by the initial b- and/or by association with etymology 2.

noun boils · boyl · boyle

  1. A localized accumulation of pus in the skin, resulting from infection.

    Similar: abscess, carbuncle, cyst, furuncle, pimple, pustule

boil²

  • /bɔɪ(ə)l/ US, UK

Rhymes with -ɔɪl

Where it comes from

From Middle English boillen, from Old French boillir (see French bouillir) from Latin bullīre (“to bubble, boil”), from bulla (“bubble”). Displaced native Old English weallan (intransitive) and wiellan (transitive). More at wall, well.

noun boils · boyl · boyle

  1. The point at which fluid begins to change to a vapour; the boiling point. Add the noodles when the water comes to the boil.
  2. An instance of boiling. Surface water will do, but give it a good boil before drinking it.
  3. A dish of boiled food, especially seafood. a down-home boil with plenty of crab
  4. US A social event at which people gather to boil and eat food, especially seafood. (Compare a bake or clambake.) a down-home boil at the town hall
  5. collective, nonstandard, rare A group of hawks. Hawks often look at each other as they ride their thermals, and if one is rising more rapidly, dozens of hawks—even hundreds—will join it, forming a "kettle" or a "boil" of hawks, one of the most spectacular sights in the bird world.
  6. archaic A bubbling. He swam to the place where Mary disappeared but there was neither boil nor gurgle on the water, nor even a bell of departing breath, to mark the place where his beloved had sunk.

verb boils · boiling · boiled · boilt

  1. transitive, of liquids To heat to the point where it begins to turn into a gas. Boil some water in a pan.

    Similar: seethe, well, plaw, cook, do · Opposite: condense

  2. ambitransitive To cook in boiling water. Boil the eggs for three minutes.
  3. intransitive, of liquids To begin to turn into a gas, seethe. Pure water boils at 100 degrees Celsius.
  4. New Zealand, UK, informal, transitive To bring to a boil, to heat so as to cause the contents to boil. 'I'll boil the kettle,' he said.
  5. informal, intransitive, of weather, used only in progressive tenses To be uncomfortably hot. It’s boiling outside!

    Similar: bake, scorch, swelter · Opposite: freeze

  6. informal, intransitive, used only in progressive tenses To feel uncomfortably hot. I’m boiling in here – could you open the window?

    Similar: seethe, bake, stew · Opposite: freeze

  7. transitive To form, or separate, by boiling or evaporation. to boil sugar or salt
  8. obsolete To steep or soak in warm water. To try whether seeds be old or new, the sense cannot inform; but if you boil them in water, the new seeds will sprout sooner.
  9. intransitive, of liquids To be agitated like boiling water; to bubble; to effervesce. the boiling waves of the sea
  10. To be moved or excited with passion; to be hot or fervid. His blood boils with anger.

Thesaurus

Closest in meaning: furuncle, seethe, boiling point, churn, roil, moil, abscess, fever, root, scald, hot, warm, temperature, naphtha, cooking, cook

Translations

Every language

noun accumulation of pus

Españolfurúnculo, forúnculo, divieso
한국어종기 jonggi
日本語癤 setsu, 腫れ物 haremono, おでき odeki
中文疔瘡 /疔疮 dīngchuāng, 疔 dīng
हिन्दीफुंसी phunsī, फोड़ा phoṛā, स्फोट sphoṭ, स्फोटक sphoṭak
Kiswahiliuvimbe, jipu
Portuguêsabcesso, furúnculo, pústula, carbúnculo, cisto, íngua
Françaisfuroncle
DeutschFurunkel, Eiterbeule
Italianoforuncolo, pustola
Ελληνικάδοθιήνας dothiínas, καλόγερος kalógeros, σπυρί spyrí
Românăabces, furuncul, buboi
Русскийнары́в narýv, фуру́нкул furúnkul, чи́рей čírej
Tiếng Việtnhọt
العربيةدُمَّل dummal, خُرَاج ḵurāj, ثُؤْلُول ṯuʔlūl
עבריתפוּרוּנְקֶל furúnkel, שְׁחִין sh'ħin

noun point at which fluid begins to change to a vapour

Españolhervor
한국어끓는점 kkeulleunjeom, 비등점 bideungjeom
Portuguêsfervura
Françaisbouillir
DeutschSieden, Wallung, Gebrodel
Ελληνικάβρασμός vrasmós
Русскийкипе́ние kipénije
العربيةغَلَيَان ḡalayān, غَلْي ḡaly
עבריתרתיחה retikha

noun collective noun for hawks

Kiswahiliuvimbe

verb (transitive) heat (a liquid) until it begins to turn into a gas

Españolhervir, herver, jerver, jerber
한국어비등하다 bideunghada, 끓다 kkeulta
日本語沸かす wakasu, 沸騰させる futtōsaseru, 煮る niru
中文煮沸 zhǔfèi, 煮 zhǔ
हिन्दीउबलना ubalnā
Kiswahiliuvimbe
Portuguêsferver
Françaisfaire bouillir, porter à ébullition
Deutschsieden
Italianofar bollire
Ελληνικάβράζω vrázo
Românăfierbe
Русскийкипяти́ть kipjatítʹ, вскипяти́ть vskipjatítʹ
Tiếng Việtđun, đun sôi
العربيةغَلَى ḡalā
עבריתהרתיח hirtíakh

verb cook in boiling water

Españolbullir, cocer, hervir
한국어끓이다 kkeurida
日本語(transitive)ゆでる yuderu, 煮る niru, (intransitive)ゆだる yudaru, 煮える nieru
中文煮 zhǔ, 熬 āo
Kiswahilichemsha
Portuguêsferver
Françaisfaire bouillir
Deutschkochen, sieden
Ελληνικάβράζω vrázo
Românăfierbe
Русскийкипяти́ть kipjatítʹ, вари́ть varítʹ
Tiếng Việtluộc
العربيةغَلَّى ḡallā

verb (intransitive) begin to turn into a gas

Españolhervir, herver, jervir, jerver, jerber, ebullir
日本語沸く waku
中文沸騰 /沸腾 fèiténg
Kiswahiliuvimbe
Portuguêsferver, evaporar
Françaisbouillir
Deutschkochen
Italianobollire
Ελληνικάβράζω vrázo
Русскийзакипа́ть zakipátʹ, кипе́ть kipétʹ, закипе́ть zakipétʹ
Tiếng Việtsôi

verb colloquial: of the weather, to be uncomfortably hot

Kiswahiliuvimbe
עבריתלוֹהֵט lohet

verb colloquial: of a person, to be uncomfortably hot

Kiswahiliuvimbe
Ελληνικάβράζω vrázo
Русскийзапа́риться zapáritʹsja, свари́ться svarítʹsja

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MLA

"boil." Wiktionary, via Micwyn, micwyn.com/word/boil. Accessed 6 Nov. 2026.

APA

boil. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/boil

Chicago

"boil." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/boil.

BibTeX
@misc{boil_2026,
  title = {boil},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/boil},
  urldate = {2026-11-06}
}