What do "orthodoxy", "daoism" and "dharma" mean?

What is the meaning of "orthodoxy", "daoism" and "dharma":

. Zhengtong, from the Confucian bible "Spring and Autumn Annals" book, also known as the law of unity, Taoist unity, the unity of ceremonies, meaning that the Zongzhou for the right, respect for the previous king law five emperors, for the world a unity. The Book of Han says: "The Spring and Autumn Law of the five beginnings of the key, care to examine their own orthodoxy only".

The Zongzhou includes the first-born son inheritance system and the cultural distinction between Chinese and barbarians. The Zhou rites and the Spring and Autumn Annals were the standards of orthodoxy, and in order to prove that they were orthodox, the Central Plains dynasties also touted the fact that the ancestors of their emperors were the five emperors, in order to gain legitimacy for their political rule. The quest for orthodoxy is called the Reversal of Rebellion, Honor the King, and Resist the Barbarians.

. The Confucian school competed for the name of orthodoxy, with "Yao, Shun, Tang, King Wen, Confucius, Mencius, Zi Si, and Zeng Zi" as the orthodoxy of Confucianism, so orthodoxy also refers to the lineage of the school.

. Zhengtong is also the reign name of Ming Yingzong. Taoist orthodoxy, the lineage and system of Confucian transmission. Mencius regarded the doctrine of Confucius as being superior to that of Yao, Shun, Tang, and King Wen of Zhou, and appointed himself the successor to the orthodoxy of Confucius.

The term "Taoism" was first coined by Zhu Zi, who said, "Though Zigong has not attained Taoism, his knowledge seems to be no less than that of the present generation." ("and Lu Zi Jing - six", "Zhu Wengong Wenji" volume 36) "if only that" words loyal and trustworthy, line of respect "can, since the Han and Tang dynasties, is not no such people, because of its transmission of the Taoist tradition but not had to get? I'm not sure if I'm going to be able to do that, but I'm going to be able to do it.

While Zhu Zi was the earliest to combine the words "Dao" and "unity" into the word "Dao Tong", the creator of the Dao Tong saying is not Zhu Zi, but is recognized for thousands of years as a Confucian scholar of the Tang Dynasty, Han Yu.

1. The old term refers to a feudal dynasty that unified the whole country in one line.

2. A direct descendant.

3. A generalized reference to a lineage of direct descendants of schools of thought and parties.