FB’s new moniker

adjective

1. Showing or suggesting an explicit awareness of itself or oneself as a member of its category cleverly self-referential

   ""The Bar?" she said. "I know the place. Been meaning to drop by. Love the name. Very meta.""

2. Concerning or providing information about members of its own category

   "… Slate, a Web zine published by Microsoft that devotes much of its content to what [editor Michael] Kinsley calls "meta news"—news about the news."

prefix

1. Occurring later than or in succession to after

   "metestrus"

2. Situated behind or beyond

   "metencephalon"

3. Later or more highly organized or specialized form of

   "metaxylem"

4. Change transformation

   "metaplasia"

5. More comprehensive transcending

   "metapsychological"

6. Involving substitution at or characterized by two positions in the benzene ring that are separated by one carbon atom

   "meta-xylene"

7. Derived from by loss of water

   "metaphosphoric acid"

geographical name

1. River over 620 miles (995 kilometers) long in northeastern Colombia flowing into the Orinoco River on the Venezuela–Colombia boundary

noun

1. A quantitative statistical analysis of several separate but similar experiments or studies in order to test the pooled data for statistical significance