Thunder has 10 different meanings across 3 categories:
Noun · Verb · Proper Noun
a booming or crashing noise caused by air expanding along the path of a bolt of lightning
"The thunder crashed loudly as the storm clouds moved overhead."
The loud rumbling, cracking, or crashing sound caused by expansion of rapidly heated air around a lightning bolt.
"The thunder cracked loudly across the valley as the lightning struck the distant hillside."
In plain English: Thunder is the loud noise you hear when lightning strikes and heats up the air around it quickly.
"The loud thunder frightened the dog during the storm."
Usage: Use "thunder" as the noun when referring to the specific loud noise produced by lightning, rather than using it for general roaring sounds in other contexts. It is often paired with verbs like "heard," "rolled," or "crashed" to describe atmospheric storms.
to make or produce a loud noise
"The river thundered below"
"The engine roared as the driver pushed the car to full throttle"
To produce thunder; to sound, rattle, or roar, as a discharge of atmospheric electricity; often used impersonally.
"The storm clouds began to thunder overhead just before the rain started falling."
In plain English: To thunder means to make a very loud, deep noise that sounds like rolling thunder.
"The old man thundered at his son for coming home so late."
The 13th sura (chapter) of the Qur'an.
"The Surah Al-Thunur, also known as Thunder, is a chapter in the Qur'an that discusses various natural phenomena and moral lessons."
The word "thunder" comes from the Old English þunor, which originally meant the sound of a storm. It traces its roots back to Proto-Indo-European *(s)ten-, meaning "to thunder," and is related to words like astound and stun.