Extended Key, HD Wallet Extended Key
This definition comes from the technical glossary.
Definition
In the context of HD wallets, a public key or private key extended with the chain code to allow them to derive child keys.
Synonyms
- 
    Extended key 
- 
    Public extended key 
- 
    Private extended key 
Links
- 
    Extended key — Developer Guide 
- 
    BIP32: hierarchical deterministic wallets — Bitcoin Improvement Proposals