vat

noun
  1. A large container or tank used for holding liquids, especially in industrial processes. noun
    The winery stored the fermenting grape juice in a large oak vat.
    The factory used a steel vat to mix the chemicals safely.
  2. A tax levied on the added value that results from each exchange, often referred to as Value Added Tax (VAT). noun
    The price of the product includes a 20% VAT.
    Businesses are required to register for VAT if their turnover exceeds a certain threshold.
  3. To put into or treat in a vat, often used in the context of dyeing or fermentation. verb
    The fabric was vatted with a natural indigo dye.
    The brewer vatted the beer for several weeks to enhance its flavor.