Y

n. (Zool.) Any one of several species of large marine gastropods belonging to the genus Yetus, or Cymba; a boat shell.

 - adv. In addition; further; besides; over and above; still. At the same time; by continuance from a former state; still. Up to the present time; thus far; hitherto; until now; - and with the negative, not yet, not up to the present time; not as soon as now; as, Is it time to go? Not yet. See As yet, under As, conj. Before some future time; before the end; eventually; in time. Even; - used emphatically.