The human clitoris.
The nucleus and electrons of an atom excluding its valence electrons.
For a category with zero morphisms: the equalizer of a given morphism and the zero morphism which is parallel to that given morphism.
A set of pairs of a mapping's domain which are mapped to the same value.
A single seed or grain, especially of corn or wheat.
A small mass around which other matter is concreted; a nucleus; a concretion or hard lump in the flesh.
The set of members of a fuzzy set that are fully included (i.e., whose grade of membership is 1).
The core, center, or essence of an object or system.
The central part of many computer operating systems which manages the system's resources and the communication between hardware and software components.
The stone of certain fruits, such as peaches or plums.
A function used to define an integral transform.
The core engine of any complex software system.
The central (usually edible) part of a nut, especially once the hard shell has been removed.
For a given function (especially a linear map between vector spaces), the set of elements in the domain which are mapped to zero; (formally) given f : X → Y, the set {x ∈ X : f(x) = 0}.
To enclose within a kernel
To crenellate
An act of sexual intercourse.
The single node of a tree that has no parent.
A sexual partner.
The highest directory of a directory structure which may contain both files and subdirectories.
A square root (understood if no power is specified; in which case, "the root of" is often abbreviated to "root").
A zero (of an equation).
The primary source; origin.
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.
Of a number or expression, a number which, when raised to a specified power, yields the specified number or expression.
A root vegetable.
The part of a hair near the skin that has not been dyed, permed, or otherwise treated.
The lowest place, position, or part.
The part of a tooth extending into the bone holding the tooth in place.
The bottom of the thread of a threaded object.
A word from which another word or words are derived.
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.
The fundamental tone of any chord; the tone from whose harmonics, or overtones, a chord is composed.
The section of a wing immediately adjacent to the fuselage.
The part of a hair under the skin that holds the hair in place.
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.
A penis, especially the base of a penis.
To be firmly fixed; to be established.
To prepare, oversee, or otherwise cause the rooting of cuttings.
To grow roots; to enter the earth, as roots; to take root and begin to grow.
To sexually penetrate.
To get root or privileged access on a computer system or mobile phone, often through bypassing some security mechanism.
To seek favour or advancement by low arts or grovelling servility; to fawn.
To turn up or dig with the snout.
Of a baby: to turn the head and open the mouth in search of food.
To rummage; to search as if by digging in soil.
To root out; to abolish.
To cheer (on); to show support (for) and hope for the success of. (See root for.)