diff --git a/README.markdown b/README.markdown
index 085a05fb..8e8f12d1 100644
--- a/README.markdown
+++ b/README.markdown
@@ -3,7 +3,8 @@
 Completely usable DNS library. Most widely used Resource Records are
 supported. DNSSEC types too.
 EDNS0 is (see edns.go), UDP/TCP queries, TSIG, AXFR (and IXFR probably)
-too. Both client and server side programming is supported.
+too. Both client and server side programming is supported. Asynchronous
+client queries are also supported.
 
 Sample programs can be found in the `_examples` directory. They can 
 be build with: `make examples` (after the dns package has been installed)
diff --git a/client.go b/client.go
index 6793e454..18770965 100644
--- a/client.go
+++ b/client.go
@@ -179,7 +179,7 @@ func (w *reply) Write(m *Msg) {
 	w.Client().ChannelReply <- []*Msg{w.req, m}
 }
 
-// Do performs an async query. The result is returned on the
+// Do performs an asynchronous query. The result is returned on the
 // channel set in the c.
 func (c *Client) Do(m *Msg, a string) {
 	if c.ChannelQuery == nil {
@@ -189,7 +189,7 @@ func (c *Client) Do(m *Msg, a string) {
 	}
 }
 
-// Perform an synchronize query. Send the message m to the address
+// Perform an synchronous query. Send the message m to the address
 // contained in a
 func (c *Client) Exchange(m *Msg, a string) *Msg {
 	w := new(reply)