Definition of "helicon" []

• A large spiral brass tuba that fits around the player's shoulder. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "And another advantage is that because we use a second concept called helicon plasma, it's a very efficient way of transferring electricity into the charged particles in the plasma."
• "Speaking of which, Google Fast Flip aggregate made me aware today of Popular Mechanics which I don't read article on a similar helicon design from MIT, which is tested in drift condition."
• "A friend of mine came over Sunday afternoon for us to explore a new music project idea together: he's a talented tuba, sousaphone, and helicon player, and we worked together a few years ago as part of an eight-piece electronics orchestra."