SUPERCILIOUS Meaning of SUPERCILIOUS in English ■ adjective having an air of contemptuous superiority.Derivatives~ly adverb~ness noun OriginC16: from L. superciliosus 'haughty', from supercilium 'eyebrow'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004