spontaneous

UK
/spɒnˈteɪ.ni.əs/
US
/spɑnˈteɪ.ni.əs/

Translations

spontaneousadjective
more spontaneous
Comp.
most spontaneous
Super.
UK
/spɒnˈteɪ.ni.əs/
US
/spɑnˈteɪ.ni.əs/
Her decision to go on a road trip was completely spontaneous.
Её решение отправиться в поездку было полностью спонтанным.

Definitions

spontaneousadjective
Performed or occurring as a result of a sudden inner impulse or inclination and without premeditation or external stimulus.
Her spontaneous laughter filled the room with joy.
Natural and unconstrained; unplanned.
The spontaneous growth of wildflowers added beauty to the meadow.
Occurring without apparent external cause; self-generated, especially in scientific or medical contexts.
Spontaneous emission of light occurs when an excited electron drops to a lower energy level.