till prep

ON til.

  1. Up to the time that; before; during the whole time before.
  2. Up to the time of.
  3. To the degree that; to the point that.
  4. For the time when.

till [-ed, -ing] v

OE tilian, to strive, acquire.

  1. Cultivate; plow; prepare for seed.
  2. [Fig.] stir up; delve into.