ركبة

See also: ركبه

Arabic

Etymology 1

Perhaps from Proto-Semitic *rukba- (“knee”), metathetic form of Proto-Semitic *birk- (“knee”), whence also the root ب ر ك (b-r-k). Ehret (1995) derives this word from Proto-Afroasiatic *ruk- (“to bend”) instead.

Pronunciation

• IPA^(key): /ruk.ba/

• Audio:

  (file)

Noun

رُكْبَة • (rukba) f (dual رُكْبَتَانِ (rukbatāni), plural رُكَب (rukab) or رُكْبَات (rukbāt))

1. (anatomy) knee

Declension

Declension of noun رُكْبَة (rukba)

Singular	singular triptote in ـَة (-a)
	Indefinite	Definite	Construct
Informal	رُكْبَة rukba	الرُّكْبَة ar-rukba	رُكْبَة rukbat
Nominative	رُكْبَةٌ rukbatun	الرُّكْبَةُ ar-rukbatu	رُكْبَةُ rukbatu
Accusative	رُكْبَةً rukbatan	الرُّكْبَةَ ar-rukbata	رُكْبَةَ rukbata
Genitive	رُكْبَةٍ rukbatin	الرُّكْبَةِ ar-rukbati	رُكْبَةِ rukbati
Dual	Indefinite	Definite	Construct
Informal	رُكْبَتَيْن rukbatayn	الرُّكْبَتَيْن ar-rukbatayn	رُكْبَتَيْ rukbatay
Nominative	رُكْبَتَانِ rukbatāni	الرُّكْبَتَانِ ar-rukbatāni	رُكْبَتَا rukbatā
Accusative	رُكْبَتَيْنِ rukbatayni	الرُّكْبَتَيْنِ ar-rukbatayni	رُكْبَتَيْ rukbatay
Genitive	رُكْبَتَيْنِ rukbatayni	الرُّكْبَتَيْنِ ar-rukbatayni	رُكْبَتَيْ rukbatay
Plural	basic broken plural triptote‎; sound feminine plural
	Indefinite	Definite	Construct
Informal	رُكَب‎; رُكْبَات rukab‎; rukbāt	الرُّكَب‎; الرُّكْبَات ar-rukab‎; ar-rukbāt	رُكَب‎; رُكْبَات rukab‎; rukbāt
Nominative	رُكَبٌ‎; رُكْبَاتٌ rukabun‎; rukbātun	الرُّكَبُ‎; الرُّكْبَاتُ ar-rukabu‎; ar-rukbātu	رُكَبُ‎; رُكْبَاتُ rukabu‎; rukbātu
Accusative	رُكَبًا‎; رُكْبَاتٍ rukaban‎; rukbātin	الرُّكَبَ‎; الرُّكْبَاتِ ar-rukaba‎; ar-rukbāti	رُكَبَ‎; رُكْبَاتِ rukaba‎; rukbāti
Genitive	رُكَبٍ‎; رُكْبَاتٍ rukabin‎; rukbātin	الرُّكَبِ‎; الرُّكْبَاتِ ar-rukabi‎; ar-rukbāti	رُكَبِ‎; رُكْبَاتِ rukabi‎; rukbāti

Descendants

• Maltese: rkoppa, rkobba; rkippa
• Moroccan Arabic: ركبة (rukba)
• South Levantine Arabic: ركبة (rukbe)
• → Ottoman Turkish: ركبه (rükbe)
  • Turkish: rükbe

Etymology 2

Pronunciation

• IPA^(key): /ra.ka.ba/

Noun

رَكَبَة • (rakaba) m pl

1. plural of رَاكِب (rākib)

Descendants

• → Old Catalan: reacoa
  • Catalan: rècula, rècua

Moroccan Arabic

Root
ب ر ك
1 term

Etymology

From Arabic رُكْبة (rukba).

Pronunciation

• IPA^(key): /ruk.ba/

• Audio:

  (file)

• Audio:

  (file)

Noun

ركبة • (rukba) f (dual ركبتين (rkubtayn), plural ركاب (rkāb) or ركبات (rukbāt) or ركابي (rkābi))

1. (anatomy) knee

South Levantine Arabic

Root
ر ك ب
3 terms

Etymology

From Arabic رُكْبة (rukba).

Pronunciation

• IPA^(key): /ruk.be/, [rʊk.be]
• IPA^(key): /ruk.ba/, [rʊk.ba]

• Audio (Ramallah):

  (file)

Noun

ركبة • (rukbe) f (plural ركب (rukab) or ركاب (rkāb))

1. knee

See also

• صابونة الركبة (ṣābūnet ir-rukbe, “kneecap”)