Accusative case of a noun (acme) akin to ἀκή akē (a point) and meaning the same; adverbially just {now} that {is} still: - yet.
Verse
Matrix
Rev 14:18And another angel came out from the altar, which had power over fire; and cried with a loud cry to him that had the sharp sickle, saying, Thrust in thy sharp sickle, and gather the clusters of the vine of the earth; for her grapes are fully ripeG187.