The word رعد mentioned in Quran. Quranic Verses about Thunder.
The word Thunder رعد mentioned 02 times in Quran in 02 verses.
أَوْ كَصَيِّبٍ مِنَ السَّمَاءِ فِيهِ ظُلُمَاتٌ وَرَعْدٌ وَبَرْقٌ
Or [it is] like a rainstorm from the sky within which is darkness, thunder and lightning. They put their fingers in their ears against the thunderclaps in dread of death. But Allah is encompassing of the disbelievers.
وَيُسَبِّحُ الرَّعْدُ بِحَمْدِهِ وَالْمَلَائِكَةُ مِنْ خِيفَتِهِ
And the thunder exalts [Allah] with praise of Him – and the angels [as well] from fear of Him – and He sends thunderbolts and strikes therewith whom He wills while they dispute about Allah ; and He is severe in assault.