spontaneous, impulsive, instinctive, automatic, mechanical mean acting or activated without deliberation. spontaneous implies lack of prompting and connotes naturalness.

SPONTANEOUS definition: 1. happening or done in a natural, often sudden way, without any planning or without being forced…. Learn more.

What does spontaneous mean? Spontaneous means natural and unplanned. When you describe an action or event as spontaneous, it means it happened naturally, without having been …

Spontaneous acts are not planned or arranged, but are done because someone suddenly wants to do them. Their spontaneous outbursts of song were accompanied by lively music. I joined in …

Definition of spontaneous adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Spontaneous things happen all of a sudden, on the spur of the moment, without being planned. Spontaneous can also refer to things that happen without outside influence.

Define spontaneous. spontaneous synonyms, spontaneous pronunciation, spontaneous translation, English dictionary definition of spontaneous. adj. 1. Happening or arising without …

resulting from a natural impulse or tendency: spontaneous applause during the performance. (of a person) acting upon sudden impulses: She's very spontaneous: she'll come right up and give …

SPONTANEOUS meaning: 1 : done or said in a natural and often sudden way and without a lot of thought or planning; 2 : doing things that have not been planned but that seem enjoyable and …

Dec 14, 2025 · spontaneous (comparative more spontaneous, superlative most spontaneous) He made a spontaneous offer of help. Arising from a momentary impulse. Controlled and directed …