English dictionary
spontaneous
/sp/A/n't/eI/n/i//@/s/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
adjective
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happening or arising without apparent external cause
ExamplesSpontaneous laughter.
Spontaneous combustion.
A spontaneous abortion.
Synonyms self-generatedAntonyms inducedSource: WordNet 3.0
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Proceding from natural feeling, temperament, or disposition, or from a native internal proneness, readiness, or tendency, without constraint; as, a <i>spontaneous</i> gift or proportion.
Source: webster1913
adjective satellite
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said or done without having been planned or written in advance
Source: WordNet 3.0