Dib is a twelve-year-old Human male, resembling his father, Professor Membrane. Both have black, scythe-like hair. He wears a black trench coat, a blue shirt with a logo of a grey ghost and glasses. Many people claim that Dib's head is big but it's not visibly bigger.
Dib is an eccentric young man with an obsession for cryptology and the paranormal. Despite his unhealthy obsession, he is incredibly intelligent far beyond his years.
His obsession causes him to be looked down upon even by his own father. He often gets easily frustrated when people question his antics and obsession. Despite this, he is incredibly persistent, refusing to give up no matter what.
Dib is very antisocial and very self-loathing due to everyone constantly looking down on him.
- High Intelligence- Dib is incredibly intelligent for his age, being able to create complex gadgets with everyday items.
- Tak's Ship- Dib owns a stolen Irken space ship with a rude personality. He can use it to travel across to travel into space and it comes loaded with self defense weaponry.
- In Chapter 9: Time Out (Page 1- 2), Dib is woken up by a power surge from the Godmaker. After gazing at the beam, he runs to inform his father about it.
- Chapter 9: Time Out (first appearance)
- Dib is allergic to animal dander.
- Dib has a clubfoot.