Meaning & use
spontaneously
Last updated
In a way that happens or is done without planning, prompting, or external cause.
See it in a sentence
The crowd spontaneously burst into applause when the singer walked on stage.
The chemical reaction occurred spontaneously once the two substances were mixed.
A note on using this word
Comes from the Latin "sponte," meaning "of one's own accord," reflecting the word's core sense of unforced action.
Words with a similar meaning
impulsivelyinstinctively
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Words with an opposite meaning
deliberatelyintentionally
Make it your own
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