verb

evolve

To give off a substance or energy.

The reaction evolves hydrogen gas as the metal dissolves.

Etymology

The Latin verb means to unroll or unfold. The release sense applies that emergence to a substance or energy coming out of a material during a process.

More examples

  • These bacteria evolve gas as they break down organic matter.
  • The mixture evolved heat when we added water.
  • Oxygen is evolving from the solution in small bubbles.

Forms

evolve · evolves · evolved · evolving

Similar words

emit
Emit emphasizes sending out gas, light, heat, or radiation.
release
Release also covers freeing something previously held or contained.