An inode is an entry in inode table, containing information ( the metadata ) about a regular file and directory.

An inode is a data structure on a traditional Unix-style file system such as ext3 or ext4.

What is an inode in Unix?

The inode (index node) is a data structure in a Unix-style file system that describes a file-system object such as a file or a directory. Each inode stores the attributes and disk block location(s) of the object’s data. A directory contains an entry for itself, its parent, and each of its children.

What is the meaning of inode in Linux?

An inode is a data structure on a filesystem on Linux and other Unix-like operating systems that stores all the information about a file except its name and its actual data. A data structure is a way of storing data so that it can be used efficiently.