إعلال

Arabic

Noun

إِعْلَال • (ʔiʕlāl) m

1. verbal noun of أَعَلَّ (ʔaʕalla) (form IV)
2. (Arabic grammar) said of the “weakness” of the حُرُوف الْعِلَّة (ḥurūf al-ʕilla), i. e. ا (ʾ),‎ و (w)‎ and ي (y): their behaviour of alternating between each other, or one of the graphemes and phonemes being converted to the other in certain grammatical positions, as having /īy/ instead of */īw/ and /ūw/ instead of */ūy/ even when what disappears represents the radical.

   Antonym: تَصْحِيح (taṣḥīḥ)

Declension

Declension of noun إِعْلَال (ʔiʕlāl)

Singular	basic singular triptote
	Indefinite	Definite	Construct
Informal	إِعْلَال ʔiʕlāl	الْإِعْلَال al-ʔiʕlāl	إِعْلَال ʔiʕlāl
Nominative	إِعْلَالٌ ʔiʕlālun	الْإِعْلَالُ al-ʔiʕlālu	إِعْلَالُ ʔiʕlālu
Accusative	إِعْلَالًا ʔiʕlālan	الْإِعْلَالَ al-ʔiʕlāla	إِعْلَالَ ʔiʕlāla
Genitive	إِعْلَالٍ ʔiʕlālin	الْإِعْلَالِ al-ʔiʕlāli	إِعْلَالِ ʔiʕlāli