Top 10 Words of 2009

1. Twitter — The ability to encapsulate human thought in 140 characters
2. Obama — The word stem transforms into scores of new words like ObamaCare
3. H1N1 — The formal (and politically correct) name for Swine Flu
4. Stimulus — The $800 billion aid package meant to help mend the US economy
5. Vampire — Vampires are very much en vogue, now the symbol of unrequited love
6. 2.0 — The 2.0 suffix is attached to the next generation of everything
7. Deficit — Lessons from history are dire warnings here
8. Hadron — Ephemeral particles subject to collision in the Large Hadron Collider
9. Healthcare — The direction of which is the subject of intense debate in the US
10. Transparency — Elusive goal for which many 21st-century governments are striving.