explosion

noun

ex·​plo·​sion ik-ˈsplō-zhən 

1

: the act or an instance of exploding

injured in a laboratory explosion

2

: a large-scale, rapid, or spectacular expansion or bursting out or forth

the explosion of suburbia

an explosion of red hair

3

: the release of occluded breath that occurs in one kind of articulation of stop consonants

Synonyms of explosion

• eruption
• detonation

Examples of explosion in a Sentence

The filmmakers staged the car's explosion.

The island was rocked by a series of volcanic explosions.

The region has experienced a population explosion.

His comments prompted an explosion of laughter from the crowd.

Recent Examples on the Web

Delays in testing and qualifying Blue Origin’s BE-4 engine and an explosion of the rocket’s Centaur upper stage during a ground test in 2023 eventually pushed Vulcan’s first test flight into early 2024. — Stephen Clark, ArsTechnica, 11 Sep. 2026

Then, Biggart and Doremus heard from a cabbie passing by about an explosion down by the World Trade Center. — Stephen Rodrick, Rolling Stone, 11 Sep. 2026

The second mystery is the puzzle over how exactly type Ia supernova explosions detonate. — Keith Cooper, Space.com, 11 Sep. 2026

The Keller offense has been a sight to behold so far this season with a pair of 55-point explosions in Week 1 and Week 2. — Darren Lauber, Fort Worth Star-Telegram, 11 Sep. 2026

Word History

Etymology

Latin explosion-, explosio act of driving off by clapping, from explodere

First Known Use

1681, in the meaning defined at sense 1

Phrases Containing explosion

• population explosion

Rhymes for explosion

• corrosion
• erosion
• implosion

Kids Definition

explosion

noun

ex·​plo·​sion ik-ˈsplō-zhən 

1

: the act or an instance of exploding

2

: a violent outburst of feeling

Medical Definition

explosion

noun

ex·​plo·​sion ik-ˈsplō-zhən 

: the act or an instance of exploding