Definitions from Wiktionary ( )

▸ noun:  The part of a plant, generally underground, that anchors and supports the plant body, absorbs and stores water and nutrients, and in some plants is able to perform vegetative reproduction.
▸ noun:  A root vegetable.
▸ noun:  The part of a tooth extending into the bone holding the tooth in place.
▸ noun:  The part of a hair under the skin that holds the hair in place.
▸ noun:  The part of a hair near the skin that has not been dyed, permed, or otherwise treated.
▸ noun:  (figurative) The primary source; origin.
▸ noun:  (aviation) The section of a wing immediately adjacent to the fuselage.
▸ noun:  (engineering) The bottom of the thread of a threaded object.
▸ noun:  (arithmetic) Of a number or expression, a number which, when raised to a specified power, yields the specified number or expression.
▸ noun:  (arithmetic) A square root (understood if no power is specified; in which case, "the root of" is often abbreviated to "root").
▸ noun:  (mathematical analysis) A zero (of an equation).
▸ noun:  (graph theory, computing) The single node of a tree that has no parent.
▸ noun:  (linguistic morphology) The primary lexical unit of a word, which carries the most significant aspects of semantic content and cannot be reduced into smaller constituents. Inflectional stems often derive from roots.
▸ noun:  (linguistics) A word from which another word or words are derived.
▸ noun:  (music) The fundamental tone of any chord; the tone from whose harmonics, or overtones, a chord is composed.
▸ noun:  The lowest place, position, or part.
▸ noun:  (computing) In UNIX terminology, the first user account with complete access to the operating system and its configuration, found at the root of the directory structure; the person who manages accounts on a UNIX system.
▸ noun:  (computing) The highest directory of a directory structure which may contain both files and subdirectories.
▸ noun:  (slang) A penis, especially the base of a penis.
▸ verb:  To grow roots; to enter the earth, as roots; to take root and begin to grow.
▸ verb:  To prepare, oversee, or otherwise cause the rooting of cuttings.
▸ verb:  To fix firmly; to establish.
▸ verb:  (computing slang, transitive) To get root or privileged access on (a computer system or mobile phone), often through bypassing some security mechanism.
▸ verb:  (transitive, intransitive) To turn up or dig with the snout.
▸ verb:  (by extension) To seek favour or advancement by low arts or grovelling servility; to fawn.
▸ verb:  (intransitive) To rummage; to search as if by digging in soil.
▸ verb:  (intransitive) Of a baby: to turn the head and open the mouth in search of food.
▸ verb:  (transitive) To root out; to abolish.
▸ verb:  (Australia, New Zealand, Ireland, vulgar, slang) To sexually penetrate.
▸ noun:  (Australia, New Zealand, vulgar, slang) An act of sexual intercourse.
▸ noun:  (Australia, New Zealand, vulgar, slang) A sexual partner.
▸ verb:  (intransitive, with "for" or "on", US) To cheer (on); to show support (for) and hope for the success of. (See root for.)
▸ noun:  An English surname from Middle English from a byname from Middle English rote (“glad”).
▸ noun:  An English surname originating as an occupation for a rote (medieval guitar)-player.
▸ noun:  A habitational surname from Dutch for someone living near a retting place (Dutch root, from roten (“to ret”)).
▸ noun:  A town in Lucerne canton, Switzerland.
▸ noun:  A township in Adams County, Indiana, United States.
▸ noun:  A town in Montgomery County, New York, United States; named for lawyer and politician Erastus Root.
▸ noun:  A river in Minnesota, United States; named as a translation of its native Dakota name.
▸ noun:  A river in Wisconsin, United States.

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