transitive. To unfold, open. Also figurative: to make plain, make sense of.

transitive. Of circumstances, conditions, events, etc.: to cause to grow or come into active existence or operation; to bring into being or give…

transitive. To generate, develop, or modify by natural processes or gradual alteration, esp. from a comparatively rudimentary to a more highly…

To develop, produce.

Originally U.S. transitive. To cause to evolve or develop.