Dep.
I.to make a beginning, esp. in sacrifice, τρίχας ἀπάρχεσθαι to begin the sacrifice with the hair, i. e. by cutting off the hair from the forehead and throwing it into the fire, Il.: to begin the sacrificial rites, Od.
II.c. gen. to cut off part of a thing, to offer it, to offer part of a thing, Hdt., Eur.
III.to offer the firstlings or first-fruits, Hdt., Ar.
2.metaph. to take as the first-fruits, as the choice or best, Theocr.
IV.ἀπάρχω Act., to be the first, be leader, dance, Anth.