petabyte
nounUK /ˈpɛtəbaɪt/
US /ˈpɛtəbaɪt/
A petabyte is a really big amount of computer information, like a million gigabytes.
The new data center can store over a petabyte of photos and videos.
OTHER MEANINGS
2. A unit of digital information equal to 1,024 terabytes in binary usage.
The backup system holds one petabyte of archived files.
3. A very large quantity of data used informally to describe massive storage.
Scientists collected a petabyte of climate readings over the decade.
4. A measure of memory or disk capacity in computing contexts.
The server's petabyte of storage was filled within a year.