Definition of 干支 (えと)

noun
1.
sexagenary cycle (60-year cycle of 12 animal zodiac and 5 elements in the traditional Chinese calendar)
2.
12-year Chinese zodiac
Other readings:
干支【かんし】
Related Kanji
dry, parch, ebb, recede, interfere, intercede
branch, support, sustain, branch radical (no. 65)