Lightning strike or lightning bolt might be 襲雷, pronounced shuurai.
Improvement:
Shuurai and the meaning mentioned for it is correct. If you mean 'lightning' in Japanese, it is 電光 /den kou/ literally meaning 'electric ray'.
The Japanese word for lightning is Inazuma.
The Aramaic word for lightning is "רעמא" (re'ma).
Scientific law - the lightning 'spark' produces a sound wave when it discharges - which is what we hear as thunder.
The word 'lightning' has 2 syllables.
Beware of lightning!
Fulmen is the Latin word for lightning bolt.
Benjamin Franklin invented the lightning rod.
The word 'fulgur' may be used to mean lightning in English.
Neither, its nonsense.
Well, the denotation of a word is just the literal meaning of that word. So, if you want to know what the denotation of the word lightning, just think (what is the literal meaning of the word lightning?). You can find the answer the easy.
Lightning is a mythical element as in earth air fire water and the such. But an actual scientific element? No. Lightning isn't even matter. It is energy moving from atom to atom
There was an lion roar and it is very brave then the thunder ang lightning appears.