"explosive" in the noun sense
1. explosive
a chemical substance that undergoes a rapid chemical change (with the production of gas) on being heated or struck
"explosive" in the adjective sense
1. explosive
serving to explode or characterized by explosion or sudden outburst
"an explosive device"
"explosive gas"
"explosive force"
"explosive violence"
"an explosive temper"
2. explosive, volatile
liable to lead to sudden change or violence
"an explosive issue"
"a volatile situation with troops and rioters eager for a confrontation"
3. explosive
sudden and loud
"an explosive laugh"
Source: WordNet® (An amazing lexical database of English)
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