spontaneous Example Sentence:

Whether you plan a long, faraway journey or a simple, spontaneous trip, summer can be the perfect time to set out and explore.

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Related: spontaneous

Prev: As Masurium, it was the first element discovered that occurs in nature only from spontaneous fission, and as Technetium, it was the first element discovered in a laboratory.

Next: Experimental Study of Incubation Period of Coal Seam Spontaneous Combustion.