Ethereum short name on exchanges is ETH.
Ethereum is like universal blockchain. You can build anything using Ethereum.
While Bitcoin is only a curency is a method of payment. But last years many people see Bitcoin as a store of value, but its another story..
So well Ethereum also can be used as payment method. It is faster and cheaper.
Also Ethereum are the one who atract a lot of companies worldwide.
It is build Ethereum Enterprise Alliance (EEA)
There are many corporations and companies in EEA
https://entethalliance.org/members/From them famous is Microsoft, Intel, JP Morgan, Samsung, Toyota Research, Mitubishi Financial
Singapur,China and Russia using Ethereum blokchain to create their own nacional tokens.
UN is using blokchain on ethereum which helps Syrian refugees.
Also it is soon the bigest Ethereum upgrade protocol which is called Metropolis. With a lot of intresting stuff like dapps(decentralised application online store). adding more privacy throw zk-snark..creating light wallet and other..