Learn about the different airships that make up Goodyear's current Blimp fleet â including the new Wingfoot Two, Wingfoot One and the Spirit of Innovation.
Noun[edit] concertina â(plural concertinas) (music) A musical instrument, like the various accordions, that is a member of the free-reed family of musical instruments, typically having buttons on both ends.
Concerta (methylphenidate) is a central nervous system stimulant. It affects chemicals in the brain and nerves that contribute to hyperactivity and impulse control. Concerta extended-release tablets are used to treat attention deficit disorder (ADD), attention deficit hyperactivity disorder (ADHD), and narcolepsy.