diff --git a/lib/Forking/Fork.php b/lib/Forking/Fork.php
index a65fdc8..df78ae8 100644
--- a/lib/Forking/Fork.php
+++ b/lib/Forking/Fork.php
@@ -13,7 +13,7 @@ use Amp\Parallel\{
     SynchronizationError
 };
 use Amp\Parallel\Sync\{ Channel, ChannelledSocket };
-use Amp\Parallel\Sync\Internal\{ ExitFailure, ExitStatus, ExitSuccess };
+use Amp\Parallel\Sync\Internal\{ ExitFailure, ExitResult, ExitSuccess };
 use AsyncInterop\{ Loop, Promise };
 
 /**
@@ -302,9 +302,9 @@ class Fork implements Process, Strand {
         try {
             $response = yield $this->channel->receive();
         
-            if (!$response instanceof ExitStatus) {
+            if (!$response instanceof ExitResult) {
                 throw new SynchronizationError(\sprintf(
-                    'Did not receive an exit status from fork. Instead received data of type %s',
+                    'Did not receive an exit result from fork. Instead received data of type %s',
                     \is_object($response) ? \get_class($response) : \gettype($response)
                 ));
             }
@@ -324,7 +324,7 @@ class Fork implements Process, Strand {
         }
         
         return \Amp\pipe($this->channel->receive(), static function ($data) {
-            if ($data instanceof ExitStatus) {
+            if ($data instanceof ExitResult) {
                 $data = $data->getResult();
                 throw new SynchronizationError(\sprintf(
                     'Forked process unexpectedly exited with result of type: %s',
@@ -345,8 +345,8 @@ class Fork implements Process, Strand {
             throw new StatusError('The fork has not been started or has already finished.');
         }
 
-        if ($data instanceof ExitStatus) {
-            throw new \Error('Cannot send exit status objects.');
+        if ($data instanceof ExitResult) {
+            throw new \Error('Cannot send exit result objects.');
         }
 
         return $this->channel->send($data);
diff --git a/lib/Process/ChannelledProcess.php b/lib/Process/ChannelledProcess.php
index 1acb28f..64db65d 100644
--- a/lib/Process/ChannelledProcess.php
+++ b/lib/Process/ChannelledProcess.php
@@ -4,7 +4,7 @@ namespace Amp\Parallel\Process;
 
 use Amp\Coroutine;
 use Amp\Parallel\{ ContextException, Process as ProcessContext, StatusError, Strand, SynchronizationError };
-use Amp\Parallel\Sync\{ ChannelledSocket, Internal\ExitStatus };
+use Amp\Parallel\Sync\{ ChannelledSocket, Internal\ExitResult };
 use Amp\Process\Process;
 use AsyncInterop\Promise;
 
@@ -60,7 +60,7 @@ class ChannelledProcess implements ProcessContext, Strand {
         }
 
         return \Amp\pipe($this->channel->receive(), static function ($data) {
-            if ($data instanceof ExitStatus) {
+            if ($data instanceof ExitResult) {
                 $data = $data->getResult();
                 throw new SynchronizationError(\sprintf(
                     "Process unexpectedly exited with result of type: %s",
@@ -80,8 +80,8 @@ class ChannelledProcess implements ProcessContext, Strand {
             throw new StatusError("The process has not been started");
         }
 
-        if ($data instanceof ExitStatus) {
-            throw new \Error("Cannot send exit status objects");
+        if ($data instanceof ExitResult) {
+            throw new \Error("Cannot send exit result objects");
         }
 
         return $this->channel->send($data);
@@ -101,8 +101,8 @@ class ChannelledProcess implements ProcessContext, Strand {
     private function doJoin(): \Generator {
         try {
             $data = yield $this->channel->receive();
-            if (!$data instanceof ExitStatus) {
-                throw new SynchronizationError("Did not receive an exit status from process");
+            if (!$data instanceof ExitResult) {
+                throw new SynchronizationError("Did not receive an exit result from process");
             }
         } catch (\Throwable $exception) {
             $this->kill();
diff --git a/lib/Sync/Channel.php b/lib/Sync/Channel.php
index 7796db1..ad49265 100644
--- a/lib/Sync/Channel.php
+++ b/lib/Sync/Channel.php
@@ -28,7 +28,7 @@ interface Channel {
      * @throws \Amp\Parallel\SynchronizationError If the context has not been started or the context
      *     unexpectedly ends.
      * @throws \Amp\Parallel\ChannelException If sending on the channel fails.
-     * @throws \Error If an ExitStatus object is given.
+     * @throws \Error If an ExitResult object is given.
      * @throws \Amp\Parallel\SerializationException If serializing the data fails.
      */
     public function send($data): Promise;
diff --git a/lib/Sync/Internal/ExitFailure.php b/lib/Sync/Internal/ExitFailure.php
index 0ac1692..1854c9d 100644
--- a/lib/Sync/Internal/ExitFailure.php
+++ b/lib/Sync/Internal/ExitFailure.php
@@ -4,7 +4,7 @@ namespace Amp\Parallel\Sync\Internal;
 
 use Amp\Parallel\PanicError;
 
-class ExitFailure implements ExitStatus {
+class ExitFailure implements ExitResult {
     /** @var string */
     private $type;
 
diff --git a/lib/Sync/Internal/ExitStatus.php b/lib/Sync/Internal/ExitResult.php
similarity index 92%
rename from lib/Sync/Internal/ExitStatus.php
rename to lib/Sync/Internal/ExitResult.php
index 9f66827..ff8de80 100644
--- a/lib/Sync/Internal/ExitStatus.php
+++ b/lib/Sync/Internal/ExitResult.php
@@ -2,7 +2,7 @@
 
 namespace Amp\Parallel\Sync\Internal;
 
-interface ExitStatus {
+interface ExitResult {
     /**
      * @return mixed Return value of the callable given to the execution context.
      *
diff --git a/lib/Sync/Internal/ExitSuccess.php b/lib/Sync/Internal/ExitSuccess.php
index efed9f6..1f53d67 100644
--- a/lib/Sync/Internal/ExitSuccess.php
+++ b/lib/Sync/Internal/ExitSuccess.php
@@ -2,7 +2,7 @@
 
 namespace Amp\Parallel\Sync\Internal;
 
-class ExitSuccess implements ExitStatus {
+class ExitSuccess implements ExitResult {
     /** @var mixed */
     private $result;
 
diff --git a/lib/Threading/Thread.php b/lib/Threading/Thread.php
index d466b4a..524981d 100644
--- a/lib/Threading/Thread.php
+++ b/lib/Threading/Thread.php
@@ -4,7 +4,7 @@ namespace Amp\Parallel\Threading;
 
 use Amp\Coroutine;
 use Amp\Parallel\{ ContextException, StatusError, SynchronizationError, Strand };
-use Amp\Parallel\Sync\{ ChannelledSocket, Internal\ExitStatus };
+use Amp\Parallel\Sync\{ ChannelledSocket, Internal\ExitResult };
 use AsyncInterop\Promise;
 
 /**
@@ -201,8 +201,8 @@ class Thread implements Strand {
         try {
             $response = yield $this->channel->receive();
     
-            if (!$response instanceof ExitStatus) {
-                throw new SynchronizationError('Did not receive an exit status from thread.');
+            if (!$response instanceof ExitResult) {
+                throw new SynchronizationError('Did not receive an exit result from thread.');
             }
         } catch (\Throwable $exception) {
             $this->kill();
@@ -223,7 +223,7 @@ class Thread implements Strand {
         }
         
         return \Amp\pipe($this->channel->receive(), static function ($data) {
-            if ($data instanceof ExitStatus) {
+            if ($data instanceof ExitResult) {
                 $data = $data->getResult();
                 throw new SynchronizationError(\sprintf(
                     'Thread unexpectedly exited with result of type: %s',
@@ -243,8 +243,8 @@ class Thread implements Strand {
             throw new StatusError('The thread has not been started or has already finished.');
         }
 
-        if ($data instanceof ExitStatus) {
-            throw new \Error('Cannot send exit status objects.');
+        if ($data instanceof ExitResult) {
+            throw new \Error('Cannot send exit result objects.');
         }
 
         return $this->channel->send($data);
diff --git a/test/AbstractContextTest.php b/test/AbstractContextTest.php
index 895e627..ec85b8f 100644
--- a/test/AbstractContextTest.php
+++ b/test/AbstractContextTest.php
@@ -225,7 +225,7 @@ abstract class AbstractContextTest extends TestCase {
      * @depends testSendAndReceive
      * @expectedException \Error
      */
-    public function testSendExitStatus() {
+    public function testSendExitResult() {
         Loop::execute(\Amp\wrap(function () {
             $context = $this->createContext(function () {
                 $value = yield $this->receive();