However, the teleportation experiments inadvertently open a gateway to Hell, resulting in a catastrophic invasion by demons.

Should a person inadvertently open a letter containing anthrax spores, he or she can prevent the onset of disease by promptly seeking medical treatment.

Hallmark, which encourages lovers to open their hearts, inadvertently opened a database of supposedly private personal tidings, leaving some of them in a public place.

I inadvertently opened a window in your soul that had long been closed.

The first edition of the series inadvertently opened the new BBC 2 service on 21 April 1964.

Tie stainless steel wire around the shackle to prevent its metal clip from opening inadvertently.

Full length, 2-way zipper prevents bag from inadvertently opening during the night.

It wouldn't take a strong wind to blow them over; someone inadvertently opening a door backstage during the performance could probably do it.

So when I invoked the earth elemental, I inadvertently opened the portal at the same time.

He inadvertently opened his mouth to scream and felt the heat melt his insides.