intransitive. To burst open or come apart, esp. so as to display the interior, or create a space allowing access or view. the heavens open: it…

intransitive. To go apart; to open; to become unfastened, come undone. Obsolete.

intransitive. To open, divide; to split apart.

intransitive. To open (up or out); to spread out or expand; to become patent or plain, etc.

intransitive. To become open.

intransitive. To become open; to open up.

intransitive. Of a door, gate, window, etc.: to become open, to change from being closed to being open; (also) to admit of being opened. Also in…

With open: To be opened; to gape wide.

intransitive. To become opened.

transitive. To lay open by rolling or turning back the covering. Also intransitive for reflexive.

intransitive. To become open; to be opened up. In later use also, of a tree or plant: to bud, bloom. Obsolete.