The nebulous galaxy features a bright central bulge and diffuse arms with distinct star-forming regions.

Before that time, the two were separate, and evil had only a nebulous existence in potentia.

The problem with a nebulous definition of family resilience is that it is difficult to measure without a concrete definition.

Alexander Thom suggested in a BBC television documentary, "Cracking the Stone Age Code", in 1970, "I have an idea, entirely nebulous at the moment, that the cup and ring markings were a method of recording, of writing, and that they may indicate, once we can read them, what a particular stone was for.