invisibility
in vi zuh bi luh tee
- n the quality of not being perceivable by the eye
- From a genetic testing service to an invisibility cloak to an ingenious public bike system to the world's first moving skyscraper here are PTI's picks for the top innovations .
- Last year, a team at the University of California, Berkeley, announced that it had developed materials that could lead to an invisibility cloak.
- Harry Potter isn't the only academic with an invisibility cloak.