overfire

/OW1 V ER0 F AY1 ER0/
verb
  1. 1

    (transitive) To create too large a fire in a fireplace, furnace, firebox, etc.

  2. 2

    (transitive, ceramics) To fire at a high (or excessively high) temperature.

  3. 3

    (transitive, physiology) Of a cell or group of cells: to fire excessively.

adjective
  1. 1

    Of a boiler, furnace, or other heating device: relating to components or other things that are located above the fire.