Volatile Definition. In chemistry, the word volatile refers to a substance that vaporizes readily. Volatility is a measure of how readily a substance vaporizes or transitions from a liquid phase to a gas phase. However, the term can also be applied to the phase change from solid state to vapor, which is sublimation.
Wiktionary(5.00 / 1 vote)Rate this definition: explode(Verb) To create an explosion, usually resulting in the destruction of an intended target. The assassin exploded the car by means of a car bomb. explode(Verb) To destroy violently or abruptly.
Ignite is a verb that means to start heat or a flame. Trying to ignite a match inside a dark fireworks factory is a really bad idea â one that can get you blown sky high. The literal definition of ignite is to cause something to catch fire or burn. Dousing a house in gasoline and putting a lit match to the front door will surely cause the home to ignite. In its more figurative sense, ignite means to inspire intense feelings.