diff --git a/core/register_core_types.cpp b/core/register_core_types.cpp
index b58abc81d1..d6a5eff10d 100644
--- a/core/register_core_types.cpp
+++ b/core/register_core_types.cpp
@@ -68,7 +68,7 @@
 #include "core/object/class_db.h"
 #include "core/object/undo_redo.h"
 #include "core/os/main_loop.h"
-#include "core/string/compressed_translation.h"
+#include "core/string/optimized_translation.h"
 #include "core/string/translation.h"
 
 static Ref<ResourceFormatSaverBinary> resource_saver_binary;
@@ -183,7 +183,7 @@ void register_core_types() {
 	ClassDB::register_class<MultiplayerAPI>();
 	ClassDB::register_class<MainLoop>();
 	ClassDB::register_class<Translation>();
-	ClassDB::register_class<PHashTranslation>();
+	ClassDB::register_class<OptimizedTranslation>();
 	ClassDB::register_class<UndoRedo>();
 	ClassDB::register_class<HTTPClient>();
 	ClassDB::register_class<TriangleMesh>();
diff --git a/core/string/compressed_translation.cpp b/core/string/optimized_translation.cpp
similarity index 88%
rename from core/string/compressed_translation.cpp
rename to core/string/optimized_translation.cpp
index 15abf63f7e..53d0a8924d 100644
--- a/core/string/compressed_translation.cpp
+++ b/core/string/optimized_translation.cpp
@@ -1,5 +1,5 @@
 /*************************************************************************/
-/*  compressed_translation.cpp                                           */
+/*  optimized_translation.cpp                                            */
 /*************************************************************************/
 /*                       This file is part of:                           */
 /*                           GODOT ENGINE                                */
@@ -28,7 +28,7 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "compressed_translation.h"
+#include "optimized_translation.h"
 
 #include "core/templates/pair.h"
 
@@ -36,13 +36,13 @@ extern "C" {
 #include "thirdparty/misc/smaz.h"
 }
 
-struct _PHashTranslationCmp {
+struct CompressedString {
 	int orig_len;
 	CharString compressed;
 	int offset;
 };
 
-void PHashTranslation::generate(const Ref<Translation> &p_from) {
+void OptimizedTranslation::generate(const Ref<Translation> &p_from) {
 	// This method compresses a Translation instance.
 	// Right now, it doesn't handle context or plurals, so Translation subclasses using plurals or context (i.e TranslationPO) shouldn't be compressed.
 #ifdef TOOLS_ENABLED
@@ -54,7 +54,7 @@ void PHashTranslation::generate(const Ref<Translation> &p_from) {
 	Vector<Vector<Pair<int, CharString>>> buckets;
 	Vector<Map<uint32_t, int>> table;
 	Vector<uint32_t> hfunc_table;
-	Vector<_PHashTranslationCmp> compressed;
+	Vector<CompressedString> compressed;
 
 	table.resize(size);
 	hfunc_table.resize(size);
@@ -76,7 +76,7 @@ void PHashTranslation::generate(const Ref<Translation> &p_from) {
 
 		//compress string
 		CharString src_s = p_from->get_message(E->get()).operator String().utf8();
-		_PHashTranslationCmp ps;
+		CompressedString ps;
 		ps.orig_len = src_s.size();
 		ps.offset = total_compression_size;
 
@@ -182,7 +182,7 @@ void PHashTranslation::generate(const Ref<Translation> &p_from) {
 #endif
 }
 
-bool PHashTranslation::_set(const StringName &p_name, const Variant &p_value) {
+bool OptimizedTranslation::_set(const StringName &p_name, const Variant &p_value) {
 	String name = p_name.operator String();
 	if (name == "hash_table") {
 		hash_table = p_value;
@@ -199,7 +199,7 @@ bool PHashTranslation::_set(const StringName &p_name, const Variant &p_value) {
 	return true;
 }
 
-bool PHashTranslation::_get(const StringName &p_name, Variant &r_ret) const {
+bool OptimizedTranslation::_get(const StringName &p_name, Variant &r_ret) const {
 	String name = p_name.operator String();
 	if (name == "hash_table") {
 		r_ret = hash_table;
@@ -214,8 +214,8 @@ bool PHashTranslation::_get(const StringName &p_name, Variant &r_ret) const {
 	return true;
 }
 
-StringName PHashTranslation::get_message(const StringName &p_src_text, const StringName &p_context) const {
-	// p_context passed in is ignore. The use of context is not yet supported in PHashTranslation.
+StringName OptimizedTranslation::get_message(const StringName &p_src_text, const StringName &p_context) const {
+	// p_context passed in is ignore. The use of context is not yet supported in OptimizedTranslation.
 
 	int htsize = hash_table.size();
 
@@ -271,18 +271,18 @@ StringName PHashTranslation::get_message(const StringName &p_src_text, const Str
 	}
 }
 
-StringName PHashTranslation::get_plural_message(const StringName &p_src_text, const StringName &p_plural_text, int p_n, const StringName &p_context) const {
-	// The use of plurals translation is not yet supported in PHashTranslation.
+StringName OptimizedTranslation::get_plural_message(const StringName &p_src_text, const StringName &p_plural_text, int p_n, const StringName &p_context) const {
+	// The use of plurals translation is not yet supported in OptimizedTranslation.
 	return get_message(p_src_text, p_context);
 }
 
-void PHashTranslation::_get_property_list(List<PropertyInfo> *p_list) const {
+void OptimizedTranslation::_get_property_list(List<PropertyInfo> *p_list) const {
 	p_list->push_back(PropertyInfo(Variant::PACKED_INT32_ARRAY, "hash_table"));
 	p_list->push_back(PropertyInfo(Variant::PACKED_INT32_ARRAY, "bucket_table"));
 	p_list->push_back(PropertyInfo(Variant::PACKED_BYTE_ARRAY, "strings"));
 	p_list->push_back(PropertyInfo(Variant::OBJECT, "load_from", PROPERTY_HINT_RESOURCE_TYPE, "Translation", PROPERTY_USAGE_EDITOR));
 }
 
-void PHashTranslation::_bind_methods() {
-	ClassDB::bind_method(D_METHOD("generate", "from"), &PHashTranslation::generate);
+void OptimizedTranslation::_bind_methods() {
+	ClassDB::bind_method(D_METHOD("generate", "from"), &OptimizedTranslation::generate);
 }
diff --git a/core/string/compressed_translation.h b/core/string/optimized_translation.h
similarity index 92%
rename from core/string/compressed_translation.h
rename to core/string/optimized_translation.h
index 0abb770178..bccf932383 100644
--- a/core/string/compressed_translation.h
+++ b/core/string/optimized_translation.h
@@ -1,5 +1,5 @@
 /*************************************************************************/
-/*  compressed_translation.h                                             */
+/*  optimized_translation.h                                              */
 /*************************************************************************/
 /*                       This file is part of:                           */
 /*                           GODOT ENGINE                                */
@@ -28,13 +28,13 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#ifndef COMPRESSED_TRANSLATION_H
-#define COMPRESSED_TRANSLATION_H
+#ifndef OPTIMIZED_TRANSLATION_H
+#define OPTIMIZED_TRANSLATION_H
 
 #include "core/string/translation.h"
 
-class PHashTranslation : public Translation {
-	GDCLASS(PHashTranslation, Translation);
+class OptimizedTranslation : public Translation {
+	GDCLASS(OptimizedTranslation, Translation);
 
 	//this translation uses a sort of modified perfect hash algorithm
 	//it requires hashing strings twice and then does a binary search,
@@ -83,7 +83,7 @@ public:
 	virtual StringName get_plural_message(const StringName &p_src_text, const StringName &p_plural_text, int p_n, const StringName &p_context = "") const override;
 	void generate(const Ref<Translation> &p_from);
 
-	PHashTranslation() {}
+	OptimizedTranslation() {}
 };
 
-#endif // COMPRESSED_TRANSLATION_H
+#endif // OPTIMIZED_TRANSLATION_H
diff --git a/core/string/translation_po.cpp b/core/string/translation_po.cpp
index 42ba30fbe5..2efadaa9b7 100644
--- a/core/string/translation_po.cpp
+++ b/core/string/translation_po.cpp
@@ -275,7 +275,7 @@ void TranslationPO::erase_message(const StringName &p_src_text, const StringName
 }
 
 void TranslationPO::get_message_list(List<StringName> *r_messages) const {
-	// PHashTranslation uses this function to get the list of msgid.
+	// OptimizedTranslation uses this function to get the list of msgid.
 	// Return all the keys of translation_map under "" context.
 
 	List<StringName> context_l;
diff --git a/doc/classes/PHashTranslation.xml b/doc/classes/OptimizedTranslation.xml
similarity index 89%
rename from doc/classes/PHashTranslation.xml
rename to doc/classes/OptimizedTranslation.xml
index 30194e9495..a5ca93c7ff 100644
--- a/doc/classes/PHashTranslation.xml
+++ b/doc/classes/OptimizedTranslation.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8" ?>
-<class name="PHashTranslation" inherits="Translation" version="4.0">
+<class name="OptimizedTranslation" inherits="Translation" version="4.0">
 	<brief_description>
 		Optimized translation.
 	</brief_description>
diff --git a/editor/import/resource_importer_csv_translation.cpp b/editor/import/resource_importer_csv_translation.cpp
index 7ea39ab3ef..4a4d9d8f06 100644
--- a/editor/import/resource_importer_csv_translation.cpp
+++ b/editor/import/resource_importer_csv_translation.cpp
@@ -32,7 +32,7 @@
 
 #include "core/io/resource_saver.h"
 #include "core/os/file_access.h"
-#include "core/string/compressed_translation.h"
+#include "core/string/optimized_translation.h"
 #include "core/string/translation.h"
 
 String ResourceImporterCSVTranslation::get_importer_name() const {
@@ -126,7 +126,7 @@ Error ResourceImporterCSVTranslation::import(const String &p_source_file, const
 		Ref<Translation> xlt = translations[i];
 
 		if (compress) {
-			Ref<PHashTranslation> cxl = memnew(PHashTranslation);
+			Ref<OptimizedTranslation> cxl = memnew(OptimizedTranslation);
 			cxl->generate(xlt);
 			xlt = cxl;
 		}
diff --git a/editor/project_export.cpp b/editor/project_export.cpp
index 4bcb616fbd..b7dd1013f3 100644
--- a/editor/project_export.cpp
+++ b/editor/project_export.cpp
@@ -37,7 +37,7 @@
 #include "core/os/dir_access.h"
 #include "core/os/file_access.h"
 #include "core/os/os.h"
-#include "core/string/compressed_translation.h"
+#include "core/string/optimized_translation.h"
 #include "editor_data.h"
 #include "editor_node.h"
 #include "editor_scale.h"