orthodoxy
n. C / Un. the traditional or generally accepted way of thinking or doing things. You use this when talking about ideas that most people in a group believe are correct.
n. adherence to accepted norms, creeds, or traditional beliefs, especially in religion or politics. Often refers to the established set of theories or practices within a specific field of study.
The young scientist challenged the scientific orthodoxy of the time.
Challenging the economic orthodoxy of the decade required a level of political courage that few leaders possessed.
While the artist began her career within the strictures of classical orthodoxy, her later works represent a radical departure into abstract expressionism that baffled her former mentors.
Uncountable when referring to the general state of adherence; countable when referring to a specific set of beliefs.