Meaning of the word spontaneously in English

What does spontaneously mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

spontaneously

US /spɑːnˈteɪ.ni.əs.li/
UK /spɒnˈteɪ.ni.əs.li/
"spontaneously" picture

Adverb

1.

as a result of a sudden inner impulse; without premeditation

Example:
The crowd began to cheer spontaneously.
She spontaneously decided to take a trip to the mountains.
2.

without apparent external cause or stimulus

Example:
The chemical reaction occurred spontaneously.
The plant grew spontaneously in the wild.
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