Dunamis is an ordinary Greek word for possibility or capability. Depending on context, it could be translated potency, potential, capacity, ability, power, capability, strength, possibility, force and is the root of modern English words dynamic, dynamite, and dynamo.
Theodora Teddy Altman, M.D. is a fictional character from the ABC medical drama Grey's Anatomy, portrayed by actress Kim Raver. She was an attending cardiothoracic surgeon at Seattle Grace Mercy West Hospital, the fictional institution where the show is set.
Arizona Robbins. Arizona Robbins, M.D. is a fictional character on the ABC television series Grey's Anatomy, portrayed by Jessica Capshaw. She was introduced in the show's fifth season as an attending surgeon and the new chief of pediatric surgery.