Toastmasters International is the world leader in helping people become more competent and comfortable in front of an audience. The nonprofit organization with over 313,000 members in 14,650 clubs in 126 countries offers a proven and enjoyable way to practice and hone communication and leadership skills.
Toastmasters International gives you the opportunity to develop your communication and leadership skills within a supportive environment of like-minded people. More-experienced speakers and leaders are role models demonstrating the fundamentals of verbal communication.
There is no instructor; instead, each speech and meeting is critiqued by a member in a positive manner, focusing on what was done right and what could be improved. As a member, you practice and improve your skills by following the assignments in the Communication and Leadership manuals. You get to practice your skills in a wide variety of roles: as a meeting participant, as a speaker, as a club officer and as a leader at some of the different levels necessary for an international organization.
Through practice within the "laboratory of communication" clubs provide, you'll gain confidence in your abilities in delivering prepared presentations, speaking "on your feet," using visual aids and body language, effective listening, and passing what you learn on to others
The educational material has been rigorously and professionally prepared, used by hundreds of thousands of men and women over the past decades, and improved based on their feedback.
With any organization, their is a nomenclature (a language) that has evalved over the years. Here is a link to the key acronyms