[ uhl-ij ]
/ ˈʌl ɪdʒ /
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the amount by which the contents fall short of filling a container, as a cask or bottle.
the quantity of wine, liquor, or the like, remaining in a container that has lost part of its contents by evaporation, leakage, or use.
Rocketry. 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.



In effect, this quiz will prove whether or not you have the skills to know the difference between “affect” and “effect.”
Question 1 of 7
The rainy weather could not ________ my elated spirits on my graduation day.

Origin of ullage

First recorded in 1400–50; late Middle English ulage, oylage, from Anglo-French ulliage, from Old French ouillage, (h)eullage “wine needed to fill a cask,” equivalent to ouill(er), (a)ouill(er) “to fill (a cask)” (derivative of ouil “eye, hole, bunghole,” from Latin oculus ) + -age; see origin at eye, -age
ullaged, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for ullage

/ (ˈʌlɪdʒ) /


the volume by which a liquid container falls short of being full
  1. the quantity of liquid lost from a container due to leakage or evaporation
  2. (in customs terminology) the amount of liquid remaining in a container after such loss

verb (tr)

to create ullage in
to determine the amount of ullage in
to fill up ullage in
ullaged, adjective
C15: from Old French ouillage filling of a cask, from ouiller to fill a cask, from ouil eye, from Latin oculus eye
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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