Definition of "normal"
- adjective
According to norms or rules.
Usual; ordinary.
Healthy; not sick or ill.
Pertaining to a school to teach teachers how to teach.
Of, relating to, or being a solution containing one equivalent weight of solute per litre of solution.
Describing a straight chain isomer of an aliphatic hydrocarbon, or an aliphatic compound in which a substituent is in the 1- position of such a hydrocarbon.
(Of a mode in an oscillating system) In which all parts of an object vibrate at the same frequency.
Perpendicular to a tangent line or derivative of a surface in Euclidean space.
(Of a subgroup) whose cosets form a group.
(Of a field extension of a field K) which is the splitting field of a family of polynomials in K.
(Of a distribution) which has a very specific bell curve shape.
(Of a family of continuous functions) which is pre-compact.
(Of a function from the ordinals to the ordinals) which is strictly monotonically increasing and continuous with respect to the order topology.
(Of a matrix) which commutes with its conjugate transpose.
(Of a Hilbert space operator) which commutes with its adjoint.
(Of an epimorphism) which is the cokernel of some morphism.
(Of a monomorphism) which is the kernel of some morphism.
(Of a morphism) which is a normal epimorphism or a normal monomorphism.
(Of a category) in which every monomorphism is normal.
Whose digits, in any base representation, enjoy a uniform distribution.
(Of a topology) in which disjoint closed sets can be separated by disjoint neighborhoods.
In the default position, set for the most frequently used route.
- noun
A line or vector that is perpendicular to another line, surface, or plane.
A person who is normal, who fits into mainstream society, as opposed to those who live alternative lifestyles.
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