A person opposed to a concept or principle.
A fan who objects to a particular creator, franchise, fandom, character, ship, etc., especially on moral or sociopolitical grounds.
That has a torsion angle between 90° and 180°
Opposed to something.
A person who likes or tends to express a contradicting viewpoint, especially one who denounces the majority persuasion.
A financial investor who tends to have an opinion of market trends at variance with most others.
Pertaining to or characteristic of a contrarian.