jellyfish galaxy

Etymology
From the appearance of the galaxy being reminiscent of a jellyfish.

Noun

 * 1)  a type of galaxy created by ram pressure stripping the interstellar gas from a galaxy by the high temperature higher pressure intracluster medium, forming long tendrils of concentrated gas trailing behind the galaxy, which form nebulae and new stars, giving the appearance of celestial jellyfish

Hypernyms

 * ram pressure stripped galaxy
 * cluster galaxy a galaxy that belongs to a galaxy cluster
 * a galaxy undergoing an intense bout of star formation (starburst)

Coordinate terms

 * another type of galaxy caused by ram pressure stripping, resulting in the appearance like a comet, with a tail trailing behind the galaxy