تعريف dwarf spheroidal galaxy في الإنجليزية الإنجليزية القاموس.
A faint galaxy, devoid of gas, having a higher than normal proportion of dark matter; especially those that orbit the Milky Way and Andromeda
The inventory keeps growing, and the latest recruit is a dwarf spheroidal galaxy, meaning no gas and not many more than 106-7 stars, that has the bad luck to be almost on the far side of the galactic centre from us.