diff --git a/guide/english/linux/lamp-stack/index.md b/guide/english/linux/lamp-stack/index.md
index 4bbc941e3d..28c33e5e39 100644
--- a/guide/english/linux/lamp-stack/index.md
+++ b/guide/english/linux/lamp-stack/index.md
@@ -20,5 +20,5 @@ The relational database management system (RDBMS) layer of the LAMP stack is MyS
 
 ### PHP
 
-The server programming language or middleware layer of the LAMP stack is usually PHP, though it has frequently been substituted with (or used alongside) Python, Perl, or other languages. 
+The server programming language or middleware layer of the LAMP stack is usually PHP, though it has frequently been substituted with (or used alongside) Python, Perl, or other languages. "Hypertext Preprocessor is a server-side scripting language designed for Web development, but also used as a general-purpose programming language." - As defined by Google