Glossary - Network Capacity

glossary.asciidoc

@@ -278,8 +278,11 @@ node::
     See Lightning Network Node
 
 network capacity::
-    Lightning network capacity is the value of bitcoin locked and circulated inside Lightning Network and is the sum of capacities of each channel.
-    It is a mesurement of the maximum value a user can transfer in Lightning Network because routing nodes will need to have sufficient balances. It also reflects the usage of Lightning Network to some extent, because the higher value is circulated inside Lightning Network the more likely that more people are using it.
+    Lightning network capacity is the total amount of bitcoin locked and circulated inside the Lightning Network. 
+    It is the sum of capacities of each public channel.
+    It the reflects the usage of Lightning Network to some extent, because the higher value is locked and circulated inside the Lightning Network the more likely that more people are using it.
+    Note that since only public channel capacity can be observed, the true network capacity is unknown.
+    See private channel.
 
 Noise_XK::
     The template of the Noise protocol framework to establish an authenticated and encrypted communication channel between two peers of the Lightning Network.