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.
It certainly makes sense that scholars and other readers have connected Count Dracula with the Wallachian warlord Vlad III, nicknamed Vlad Tepes or, in English, Vlad the Impaler. After all, Vlad III was a member of the House of DrÄculeÈti, and is one of a handful of historical figures whose title is rendered as Voivode Dracula in English-language texts.