Made changes to glossary.asciidoc

glossary.asciidoc

@@ -13,13 +13,13 @@ bitcoin::
     The name of the currency unit (the coin), the network, and the software.((("bitcoin"))) 
 
 block::
-    A grouping of transactions, marked with a timestamp, and a fingerprint of the previous block. The block header is hashed to find a Proof-Of-Work, thereby validating the transactions. Valid blocks are added to the main blockchain by network consensus.((("block")))
+    A grouping of transactions, marked with a timestamp, and a fingerprint of the previous block. The block header is hashed to produce a proof of work, thereby validating the transactions. Valid blocks are added to the main block chain by network consensus.((("block")))
 
-blockchain::
-	A list of validated blocks, each linking to its predecessor all the way to the genesis block.((("blockchain")))
+block chain::
+	A list of validated blocks, each linking to its predecessor all the way to the genesis block.((("block chain")))
 	
 confirmations::
-	Once a transaction is included in a block, it has "one confirmation." As soon as _another_ block is mined on the same blockchain, the transaction has two confirmations, etc. Six or more confirmations is considered sufficient proof that a transaction cannot be reversed.((("confirmations")))
+	Once a transaction is included in a block, it has one confirmation. As soon as _another_ block is mined on the same block chain, the transaction has two confirmations, and so on. Six or more confirmations is considered sufficient proof that a transaction cannot be reversed.((("confirmations")))
 
 difficulty::
 	A network-wide setting that controls how much computation is required to find a Proof-Of-Work.((("difficulty")))