noun, noun or participle which takes 'suru'
viewing as heresy; regarding as heretical
Used for treating an idea, person, or group as heretical or outside accepted norms. Often appears as 異端視する.
彼の新しい理論は学会で異端視された。
His new theory was regarded as heresy in the academic society.
異端 is the noun 'heresy' or 'heterodoxy'; 異端視 is the act of viewing something as heretical.
Compound of 異端 (heresy) and 視 (viewing, regarding).