Meaning of ullage


Pronunciation: (ul'ij), [key]
— n.
  1. the amount by which the contents fall short of filling a container, as a cask or bottle.
  2. the quantity of wine, liquor, or the like, remaining in a container that has lost part of its contents by evaporation, leakage, or use.
  3. the volume of a loaded tank of liquid propellant in excess of the volume of the propellant; the space provided for thermal expansion of the propellant and the accumulation of gases evolved from it.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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