Spelling

1 files changed, 3 insertions, 3 deletions

diff --git a/util/concurrency/synchronization.h b/util/concurrency/synchronization.h
index 353b9568c6b..c2e70cabe19 100644
--- a/util/concurrency/synchronization.h
+++ b/util/concurrency/synchronization.h
@@ -23,7 +23,7 @@
 namespace mongo {
 
     /*
-     * A class to establish a sinchronization point between two threads. One thread is the waiter and one is
+     * A class to establish a synchronization point between two threads. One thread is the waiter and one is
      * the notifier. After the notification event, both proceed normally.
      *
      * This class is thread-safe.
@@ -49,14 +49,14 @@ namespace mongo {
         boost::condition _condition;  // cond over _notified being true
     };
 
-    /** establishes a sinchronization point between threads. N threads are waits and one is notifier.
+    /** establishes a synchronization point between threads. N threads are waits and one is notifier.
         threadsafe.
     */
     class NotifyAll : boost::noncopyable { 
     public:
         NotifyAll();
 
-        /** awaits the next notifyAll() call by another thread. notifications that preceed this 
+        /** awaits the next notifyAll() call by another thread. notifications that precede this 
             call are ignored -- we are looking for a fresh event. 
         */
         void wait();