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spontaneous Definition

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spontaneous
adjective(spon-ta-ne-ous)
proceeding from natural feeling or native tendency without external constraint
spontaneous
adjective(spon-ta-ne-ous)
arising from a momentary impulse
spontaneous
adjective(spon-ta-ne-ous)
controlled and directed internally : self-acting
spontaneous
noun(spon-ta-ne-ous)
self-ignition of combustible material through chemical action (such as oxidation) of its constituents —called also spontaneous ignition
spontaneous
noun(spon-ta-ne-ous)
a now discredited notion that living organisms spontaneously originate directly from nonliving matter
spontaneous
noun(spon-ta-ne-ous)
reappearance of an extinguished conditioned response without positive reinforcement

Words Related to spontaneous!

impulsive, instinctive, unscripted, natural, unprompted, wild, unwritten, unplanted, ad-lib, self-generated, impromptu, unplanned, simultaneous, impulse, random, informal, sudden, sincere, endogenous, indiscriminate, combustion, responsive, authentic, miscarriage, voluntary, self, flash, kindness, autonomous, automatic, unaided, volunteer, false, unsolicited, native, off-the-cuff, pop-up, self-activating, self-limiting, walk-in, schooling, unpremeditated, unrehearsed, uninhibited, exuberant, joyful, serendipitous, instantaneous, improvisational, improvisatory, purposeful, joyous, haphazard, unselfconscious, involuntary, uncontrolled, synchronistic, uncontrived, heterogenist, ultroneous, unposed, undirected, instinctual, performative, aleatory, prankish, riotous, expressional, momentary, unmediated, oscillatory, dionysiac, shockable, playful, anarchistic, comradely, rapturous, pantomimic, indiscriminating, kinetic, gestural, rhythmical, demonstrative, fissiparism, volitional, synesthetic, dionysian, essayistic, reiterative, unstaged, cadenced, rhythmic, celebratory, kinaesthetic, uncoordinated, orgiastic, lowkey, kinesthetic, boisterous, songful,

spontaneous Examples by Brain Bank Users