قَلاووظ
Root: ق ل و ظArabic English Dictionary: meaning and translation for قَلاووظ (qlawwzh)
مِسمار ذو سنٍّ مُلَوْلَبَة يُثَبّت بالتدوير لا بالدَّقِّ.
Translation:
Screw; a threaded nail that is fixed by turning rather than hammering.