unicameral, Å«-ni-kamâ²e-ral, adj. consisting of but one chamber, of a legislative body. Chambers's Twentieth Century Dictionary (part 4 of 4: S-Z and supplements) Various. This Constitution provided for a unicameral legislature, a collective executive branch, and an independent judiciary.
According to the Guiness Book of World Records, the fastest a human has run is 200 m in 19.32 seconds by Michael Johnson (US) Atlanta, Georgia, July 21, 1996.
The fastest human footspeed on record is 44.64 km/h (12.4 m/s or 27.8 mph), seen during the final 100 meters sprint of the World Championships in Berlin on 16 August 2009 by Usain Bolt (average speed between the 60th and the 80th meter, which he covered in 1.61 seconds).