# Root (disambiguation)

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A root is the part of a plant that is below ground.

Root or roots may also refer to:

## Computing

• Root directory, the first or top-most directory in a hierarchy
• Root node, the node in a tree data structure from which every other node is accessible
• Root process, the top-most process in a process hierarchy
• Root user or superuser, a user on Unix-like systems, usually with full administrative privileges
• Android rooting, a process of giving root user access to a device running the Android operating system
• /root, the Unix superuser's home directory in the Filesystem Hierarchy Standard
• Rootkit, malicious software designed to hide or obscure the fact that a system has been compromised
• ROOT, an object-oriented multipurpose data analysis package
• Root domain, or DNS root zone, the top level of the hierarchy for a DNS system
• ROOTS (software), a series of genealogy programs

## Linguistics

• Root (linguistics), the core form of a word
• Triliteral or triconsonantal root, in Semitic languages a root containing a sequence of three consonants

## Mathematics

• The nth root of a number; specific examples include:
• Root of a polynomial, a value of the variable for which the polynomial is zero.
• Root of a function, properly called zero of a function, a value of the argument for which the function value is zero
• A root of unity, a complex number which is an nth root of one
• Rooted tree, in graph theory, a tree with a one vertex designated as the root
• A root system of vectors, whose elements are called roots

## Music

### Songs

• "The Root", a song by D'Angelo, on the 2000 album Voodoo
• "Roots" (song), by the band Spunge on their 2002 album The Story So Far
• "Roots", a song on the Show of Hands album Witness, released in 2006
• "Root", a song by Deftones on the album Adrenaline