fissuring

noun

fissuring

noun

1

The formation of a fissure.

The borders of large subsiding areas sooner or later experiencing deep fissurings and extensive upliftings through the tension or horizontal force of the subsiding crust[…]1847, The American Journal of Science and Arts, page 91:

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.