Tapeworms are flat worms that live in a person's digestive tract. They can grow to more than 82 feet (30 meters) and live as long as 30 years. Tapeworms are parasites. As you probably know from biology class, parasites are organisms that live in, or on, other organisms (called hosts).
Gluon definition, an unobserved massless particle with spin 1 that is believed to transmit the strong force between quarks, binding them together into baryons and mesons. See more. Dictionary.com
Full Definition of MULLION. : a slender vertical member that forms a division between units of a window, door, or screen or is used decoratively. â mullion transitive verb.See mullion defined for English-language learners.See mullion defined for kids. ADVERTISEMENT. an upright piece of wood, stone, metal, etc., that separates two windows.