こう
Meanings
Noun
1. yao (line representing yin or yang that comprises one third of a trigram)
Alt. forms
Pitch accent
Used in vocabulary (3 in total)
commentary (on any of the 384 lines of the hexagrams in the Book of Changes)
yang yao (unbroken line composing one third of a trigram)
yin yao (broken line composing one third of a trigram)