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normal profit
Normal profit refers to the revenue required for a firm to stay within a market in the long-run.
normalized yield
(for an m-step process) the mᵗʰ root of the rolled throughput yield
surface normal
(differential geometry) A unit vector at any given point P of a surface M which is perpendicular to the tangent plane T_P(M) of M at P. For a surface with parametrization ⃑x(u,v), it is given by
normal time
(sports) The standard period of play, contrasted with any additional periods such as injury time, extra time or penalty shootout.
normal subgroup
(group theory) A subgroup H of a group G that is invariant under conjugation; that is, for all elements h of H and for all elements g in G, the element ghg⁻¹ is in H.
normal force
Any force acting normal, to a surface, or perpendicular to the tangent plane.
normal schools
plural of normal school
normal distributions
normal school
(obsolete) A school for training teachers, especially in mainland Europe and North America.