sister-in-law

sis·ter·in·law
US/ˈsɪs.tɚ.ɪn.lɔ/UK/ˈsɪs.tə.ɪn.lɔː/

noun

The sister of one's spouse.

“My sister-in-law and my brother met while they were both on vacation in Jamaica.”

Similar

Meanings

nounsister-in-law (plural sisters-in-law or (colloquial, nonstandard) sister-in-laws)

plural sisters-in-law · colloquial nonstandard plural sister-in-laws

  1. A female relative of one's generation, separated by one degree of marriage:
    1. The sister of one's spouse.

      Though they are not twins, my sister-in-law resembles my wife in almost every way.

    2. The wife of one's sibling.

      My sister-in-law and my brother met while they were both on vacation in Jamaica.

  2. Co-sister-in-law: The wife of one's sibling-in-law.
    1. uncommonThe wife of the sibling of one's spouse.
    2. uncommonThe sister of the spouse of one's sibling.

Synonyms & antonyms

Similar
Narrower

Origin

  1. Middle Englishsuster-in-lawe
  2. Englishsister-in-law

Inherited from Middle English suster-in-lawe; equivalent to sister + -in-law.

Full word history & related roots →

Translations

Ancient Greek γάλως, γάλως
  • γάλως (gálōs)husband's sister
  • γάλως (gálōs)brother's wife
  • ἐνάτηρ (enátēr)husband's brother's wife
Arabic أُخْت زَوْجَة, سِلْفَة
  • أُخْت زَوْجَة (ʔuḵt zawja)wife's sister
  • سِلْفَة (silfa)wife's sister
  • أُخْت زَوْج (ʔuḵt zawj)husband's sister
Bengali ভাবী, ভাউজ
  • ভাবী (bhabi)brother's wife
  • ভাউজ (bhauj)brother's wife
Bulgarian балдъза, зълва
  • балдъза (baldăza)wife's sister
  • зълва (zălva)husband's sister
  • снаха (snaha)brother's wife
  • шуренайка (šurenajka)wife's brother's wife
  • етърва (etărva)husband's brother's wife
Catalan cunyada, cunyada
  • cunyadawife's sister
  • cunyadahusband's sister
  • cunyadabrother's wife
  • cunyadawife's brother's wife
  • cunyadahusband's brother's wife
Chinese Cantonese 阿嫂, 弟婦 /弟妇
  • 阿嫂 (aa³ sou²)brother's wife
  • 弟婦 /弟妇 (dai⁶ fu⁵)brother's wife
  • 阿妗 (aa³ kam⁵)brother's wife
Chinese Mandarin 大姨子, 姨姐
  • 大姨子 (dàyízi)wife's sister
  • 姨姐 (yíjiě)wife's sister
  • 小姨子 (xiǎoyízi)wife's sister
  • 大姑 (dàgū)husband's sister
  • 小姑 (xiǎogū)husband's sister
  • 嫂子 (sǎozi)brother's wife
  • 姒 (sì)brother's wife
  • 弟媳 (dìxí)brother's wife
  • 舅嫂 (jiùsǎo)wife's brother's wife
Czech švagrová, švagrová
  • švagrováwife's sister
  • švagrováhusband's sister
  • švagrovábrother's wife
  • švagrováwife's brother's wife
  • švagrováhusband's brother's wife
Danish svigerinde, svigerinde
  • svigerindewife's sister
  • svigerindehusband's sister
  • svigerindebrother's wife
Dutch schoonzus, schoonzuster
  • schoonzuswife's sister
  • schoonzusterwife's sister
  • schoonzushusband's sister
  • schoonzusterhusband's sister
  • schoonzusbrother's wife
  • schoonzusterbrother's wife
  • schoonzuswife's brother's wife
  • schoonzusterwife's brother's wife
  • schoonzushusband's brother's wife
  • schoonzusterhusband's brother's wife
Esperanto bofratino, bofratino
  • bofratinowife's sister
  • bofratinohusband's sister
  • bofratinobrother's wife
  • bofratinowife's brother's wife
  • bofratinohusband's brother's wife
Estonian käli, nadu
  • käliwife's sister
  • naduhusband's sister
  • kälibrother's wife
  • käliwife's brother's wife
  • kälihusband's brother's wife
Finnish käly, käly
  • kälywife's sister
  • kälyhusband's sister
  • natohusband's sister
  • kälybrother's wife
  • kälywife's brother's wife
  • kälyhusband's brother's wife
French belle-sœur, belle-sœur
  • belle-sœurwife's sister
  • belle-sœurhusband's sister
  • belle-sœurbrother's wife
  • belle-sœurwife's brother's wife
  • belle-sœurhusband's brother's wife
German Schwägerin, Schwägerin
  • Schwägerinwife's sister
  • Schwägerinhusband's sister
  • Schwägerinbrother's wife
  • Schwippschwägerinwife's brother's wife
  • Schwippschwägerinhusband's brother's wife
Greek κουνιάδα, κουνιάδα
  • κουνιάδα (kouniáda)wife's sister
  • κουνιάδα (kouniáda)husband's sister
  • νύφη (nýfi)brother's wife
  • συννυφάδα (synnyfáda)husband's brother's wife
Hebrew גִּיסָה, גִּיסָה
  • גִּיסָה (gisá)wife's sister
  • גִּיסָה (gisá)husband's sister
  • גִּיסָה (gisá)brother's wife
  • גִּיסָה (gisá)wife's brother's wife
  • גִּיסָה (gisá)husband's brother's wife
Hindi साली, ननद
  • साली (sālī)wife's sister
  • ननद (nanad)husband's sister
  • भाभी (bhābhī)brother's wife
  • देवरानी (devrānī)brother's wife
  • सलहज (salhaj)wife's brother's wife
  • जेठानी (jeṭhānī)husband's brother's wife
  • देवरानी (devrānī)husband's brother's wife
Hungarian sógornő, sógornő
  • sógornőwife's sister
  • sógornőhusband's sister
  • sógornőbrother's wife
  • sógornőwife's brother's wife
  • sógornőhusband's brother's wife
Icelandic mágkona, mágkona
  • mágkonawife's sister
  • mágkonahusband's sister
  • mágkonabrother's wife
  • svilkonawife's brother's wife
  • svilkonahusband's brother's wife
Italian cognata, cognata
  • cognatawife's sister
  • cognatahusband's sister
  • cognatabrother's wife
  • cognatawife's brother's wife
  • cognatahusband's brother's wife
Japanese 義姉, 義妹
  • 義姉 (gishi)wife's sister
  • 義妹 (gimai)wife's sister
  • 義理の姉 (giri no ane)wife's sister
  • 義理の妹 (giri no imōto)wife's sister
  • 兄嫁 (aniyome)brother's wife
  • 弟嫁 (otoyome)brother's wife
Korean 처제, 처형
  • 처제 (cheoje)wife's sister
  • 처형 (cheohyeong)wife's sister
  • 시누이 (sinu'i)husband's sister
  • 형님 (hyeongnim)husband's sister
  • 아가씨 (agassi)husband's sister
  • 제수 (jesu)brother's wife
  • 계수 (gyesu)brother's wife
  • 형수 (hyeongsu)brother's wife
  • 올케 (olke)brother's wife
  • 처남댁 (cheonamdaek)wife's brother's wife
  • 동서 (dongseo)husband's brother's wife
Latin glōs, glōs
  • glōswife's sister
  • glōshusband's sister
  • frātria f uxor frātrisbrother's wife
Latvian svaine, vīramāsa
  • svainewife's sister
  • vīramāsahusband's sister
  • māsīcahusband's sister
  • māršabrother's wife
  • ietaļahusband's brother's wife
Lithuanian sváinė, moša
  • sváinėwife's sister
  • mošahusband's sister
  • vyro sesuohusband's sister
  • brolienėbrother's wife
  • brolienėhusband's brother's wife
Malay kakak ipar, adik ipar
  • kakak iparwife's sister
  • adik iparwife's sister
  • kakak iparhusband's sister
  • adik iparhusband's sister
  • iparhusband's sister
  • kakak iparbrother's wife
  • adik iparbrother's wife
  • biraswife's brother's wife
  • birashusband's brother's wife
Māori auwahine, taokete
  • auwahinewife's sister
  • taoketehusband's sister
Norwegian Bokmål svigerinne, svigerinne
  • svigerinnewife's sister
  • svigerinnehusband's sister
  • svigerinnebrother's wife
  • svigerinnewife's brother's wife
  • svigerinnehusband's brother's wife
Persian خواهرزن, خیاشنه
  • خواهرزن (xâhar-zan)wife's sister
  • خیاشنه (xayâšne)wife's sister
Polish szwagierka, szwagierka
  • szwagierkawife's sister
  • szwagierkahusband's sister
  • bratowabrother's wife
Portuguese cunhada, cunhada
  • cunhadawife's sister
  • cunhadahusband's sister
  • cunhadabrother's wife
  • esposa do cunhadowife's brother's wife
  • mulher do cunhadowife's brother's wife
  • concunhadawife's brother's wife
  • cunhadawife's brother's wife
  • esposa do cunhadohusband's brother's wife
  • mulher do cunhadohusband's brother's wife
  • concunhadahusband's brother's wife
  • cunhadahusband's brother's wife
Punjabi ਭਰਜਾਈ, ਭਾਬੀ
  • ਭਰਜਾਈ (bharjāī)brother's wife
  • ਭਾਬੀ (bhābī)brother's wife
  • بَھرْجائی (bharjā'ī)brother's wife
  • بھابی (bhābī)brother's wife
Romanian cumnată, cumnată
  • cumnatăwife's sister
  • cumnatăhusband's sister
  • cumnatăbrother's wife
  • cumnatăwife's brother's wife
  • cumnatăhusband's brother's wife
Russian неве́стка, своя́ченица
  • неве́стка (nevéstka)wife's sister
  • своя́ченица (svojáčenica)wife's sister
  • неве́стка (nevéstka)husband's sister
  • золо́вка (zolóvka)husband's sister
  • неве́стка (nevéstka)brother's wife
  • неве́стка (nevéstka)wife's brother's wife
  • неве́стка (nevéstka)husband's brother's wife
Scottish Gaelic piuthar-chèile, piuthar-bhean
  • piuthar-chèilewife's sister
  • piuthar-bheanwife's sister
  • piuthar-chèilehusband's sister
  • piuthar-fhearhusband's sister
  • bean-bhràthairbrother's wife
  • piuthar-chèilebrother's wife
Slovak švagriná, švagriná
  • švagrináwife's sister
  • švagrináhusband's sister
  • zolvicahusband's sister
  • švagrinábrother's wife
Spanish cuñada, cuñada
  • cuñadawife's sister
  • cuñadahusband's sister
  • cuñadabrother's wife
  • cuñadawife's brother's wife
  • cuñadahusband's brother's wife
Swedish svägerska, svägerska
  • svägerskawife's sister
  • svägerskahusband's sister
  • svägerskabrother's wife
  • svägerskasister's wife
  • svägerskawife's brother's wife
  • svägerskahusband's brother's wife
Tagalog hipag, hipag
  • hipagwife's sister
  • hipaghusband's sister
  • insobrother's wife
  • hipagbrother's wife
  • bilas na babaewife's brother's wife
  • bilas na babaehusband's brother's wife
Tamil கொழுந்தி, மச்சினி
  • கொழுந்தி (koḻunti)wife's sister
  • மச்சினி (macciṉi)husband's sister
  • அண்ணி (aṇṇi)brother's wife
  • அக்கா (akkā)husband's brother's wife
  • தங்கை (taṅkai)husband's brother's wife
Turkish baldız, görümce
  • baldızwife's sister
  • görümcehusband's sister
  • yengebrother's wife
  • eltiwife's brother's wife
  • eltihusband's brother's wife
Urdu سالی, نَنْد
  • سالی (sālī)wife's sister
  • نَنْد (nand)husband's sister
  • نَنَد (nanad)husband's sister
  • نَنَنْد (nanand)husband's sister
  • بھابی (bhābī)brother's wife
  • بھاوَج (bhāvaj)brother's wife
  • بھوجائی (bhojāī)brother's wife
  • سَلْہَج (salhaj)wife's brother's wife
  • سالے کی بِیوِی (sāle kī bīvī)wife's brother's wife
  • دیوْرَانی (devrānī)husband's brother's wife
  • جِٹھانی (jiṭhānī)husband's brother's wife
  • جیٹھانی (jeṭhānī)husband's brother's wife
Vietnamese chị vợ, em vợ
  • chị vợwife's sister
  • em vợwife's sister
  • chị chồnghusband's sister
  • em chồnghusband's sister
  • chị dâubrother's wife
  • em dâubrother's wife
  • chị dâuwife's brother's wife
  • em dâuwife's brother's wife
  • chị dâuhusband's brother's wife
  • em dâuhusband's brother's wife
Cite this entry
APA

sister-in-law. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/sister-in-law

MLA

“sister-in-law.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/sister-in-law. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “sister-in-law,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/sister-in-law.

Source: sister-in-law on Wiktionary, CC BY-SA 4.0.