diff --git a/content/notes/blockchain-terms.md b/content/notes/blockchain-terms.md
index 515208cfb..ca016fcb3 100644
--- a/content/notes/blockchain-terms.md
+++ b/content/notes/blockchain-terms.md
@@ -5,13 +5,9 @@ tags:
 
 **Hyperledger: An organisation made up of industry leaders who are helping to develop various permissioned blockchain framworks**
 
-**Smart Contracts:** Within ethereum a smart contract is a type of account which had storage and code
+**Smart Contracts:** Within ethereum a smart contract is a type of account which had storage and code, and executes the code when it recieves a message.
 
-**Consensus:**
-
-**Sybil Attack:**
-
-**Transaction Finality:**
+**Sybil Attack:** A type of attack on a distributed ledger where an attack amasses a 51% majority over something so they can take control
 
 **Common Pool Resource (CPR):**