It's the name of the person that was loved and later resurrected by jesus. in doctor who it's hypersonic waves that destabilize cells that then reprogram them to rejuvenate into their younger forms.

Hmm ok so the page is an amalgamation of different sources of Lazarus things, revolving around life and death.

I found this website that talks about the word Lazarus and where it came from.

Yea pretty much .