Skeptic

[американский вариант английского языка]; смотри значение sceptic

Большой англо-русский словарь

Skeptic

noun Etymology: Latin or Greek; Latin scepticus, from Greek skeptikos, from skeptikos thoughtful, from skeptesthai to look, consider — more at spy 1. an adherent or advocate of skepticism 2. a person disposed to skepticism especially regarding religion or religious principles

Merriam-Webster's Collegiate Dictionary