معنی کلمه :‌ appraisement

The act of setting the value; valuation by an appraiser; estimation of worth.

(a) To convert into, or change to, a vitriol; to make into sulphuric acid or a sulphate. (b) To subject to the action of, or impregnate with, vitriol. Vitriolated. [R.] A sulphate.