deasc2, v.t. & i. (pp. ~tha). 1. (Of liquid) Settle; leave dregs, sediment. 2. Ch: Precipitate. 3. Glean. Tráithníní a dheascadh, to glean straws. Tá an leabhar ~tha agam, I have gleaned all the information there is in the book. 4. Thin out. Tornapaí a dheascadh, to thin turnips.