Sekirov Dictionary

antinormal

/ˈæn.tiˌnɔɹm(ə)l/

adjective 3
noun 1
forms 1

adjective3

•
In the opposite direction or position from what is normal or canonical.
- The piling may, however, be either the normal piling of Prof. Reynolds, or the antinormal piling described by Prof. Everett, or a combination of the two. — 1905
Perpendicular to a tangent of a curve or tangent plane of a surface but pointing opposite to convention.
•
Antagonistic to or causing deviations from that which is considered normal.
- Thus, all red-cell eluates containing complement components, always revealed the presence of both antinormal and antinull activity. — 1973

noun1

A normal that points opposite to convention. For example, in solid geometry it is conventional for normals to point outwards, so an antinormal in solid geometry refers to a normal pointing inwards.

forms

antinormals

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