diff --git a/app/src/Infrastructure/Application/DefinitionInterface.php b/app/src/Infrastructure/Application/DefinitionInterface.php
new file mode 100644
index 0000000..5f6d07c
--- /dev/null
+++ b/app/src/Infrastructure/Application/DefinitionInterface.php
@@ -0,0 +1,16 @@
+<?php
+
+namespace Slovocast\Infrastructure\Application;
+
+/**
+ * Ideally this would define the Container definition required for setting up
+ * dependencies within the PHP DI ContainerBuilder class
+ */
+interface DefinitionInterface 
+{
+    /**
+     * @return array<string, mixed> The definition structure used for setting
+     *                              up a Container
+     */
+    public function define(): array;
+}
diff --git a/app/src/Infrastructure/Application/LoggerSetup.php b/app/src/Infrastructure/Application/LoggerDefinition.php
similarity index 76%
rename from app/src/Infrastructure/Application/LoggerSetup.php
rename to app/src/Infrastructure/Application/LoggerDefinition.php
index 9e95b52..b7300b3 100644
--- a/app/src/Infrastructure/Application/LoggerSetup.php
+++ b/app/src/Infrastructure/Application/LoggerDefinition.php
@@ -7,11 +7,11 @@ use Psr\Log\LoggerInterface;
 use Monolog\Handler\StreamHandler;
 use Monolog\Level;
 use Monolog\Logger;
-use Slovocast\Infrastructure\Application\SetupInterface;
+use Slovocast\Infrastructure\Application\DefinitionInterface;
 
-class LoggerSetup implements SetupInterface
+class LoggerDefinition implements DefinitionInterface 
 {
-    public function setup(): array
+    public function define(): array
     {
         return [
             LoggerInterface::class => function (ContainerInterface $c) {
diff --git a/app/src/Infrastructure/Application/SetupInterface.php b/app/src/Infrastructure/Application/SetupInterface.php
deleted file mode 100644
index b73bd91..0000000
--- a/app/src/Infrastructure/Application/SetupInterface.php
+++ /dev/null
@@ -1,14 +0,0 @@
-<?php
-
-namespace Slovocast\Infrastructure\Application;
-
-use Psr\Container\ContainerInterface as Container;
-
-interface SetupInterface
-{
-    /**
-     * @param Container $container
-     * @return array<string, callable> A function that instantiates the class
-     */
-    public function setup(): array;
-}