If the white dwarf has a normal star orbiting around it, the dwarf can steal matter from the companion's atmosphere and grow denser.
From the newscientist.com
The normal star may transfer gas onto the white dwarf, where it gradually accumulates.
From the sciencedaily.com
The technique correctly placed the dwarf skull in the same category as normal humans.
From the foxnews.com
In general, dwarf avocado trees are less vigorous than normal sized trees.
From the dailynews.com
According to the most popular scenario, a white dwarf orbits a normal star and pulls a stream of matter from it.
From the sciencedaily.com
The white dwarf resides in a binary system with a normal companion star.
From the sciencedaily.com
Two other Yellowstone super eruptions 1.3 million and 640,000 years ago, though smaller than the first one, would still dwarf any normal volcanic eruption.
From the cnn.com
The white dwarf collects helium from the normal star.