What it means
Smart contracts often need price feeds or other outside information. Oracles help provide that data.
Why it matters
Oracle failures or manipulation can affect DeFi apps.
Related pages
Continue with Smart contract or return to the crypto glossary.
How to use this term
Use Oracle as a practical checkpoint when comparing exchanges, wallets, cards or on-chain tools.
What to check
Check how the term appears in fees, limits, account rules, wallet flows and risk notes before making a platform decision.