Pyridinium Tribromide is used as a brominating agent for organic synthesis especially for pharmaceuticals and hormones. It can be replaced for n-Bromosuccinimide. (N-Bromo derivatives and ammonium tribromides are mainly used as brominating agents)
Top definition. Vlad. Vlad is usually a Russian name, sometimes romanian, and usually is an athletic all around great guy that is good at everything. He is known to have a big penis and is a legend in bed. He has an amazing body and really funny. He is very popular especially with females...fine females.
The man who inspired Draculaâs character is actually called Vlad Dracul III and is known in the Romanian History as âVlad Tepesâ or Vlad the Impaler. Vlad Tepes was born in the city of Sighisoara in Transylvania as the son of Vlad Dracul II and a noble Transylvanian woman.