Haugh unit

English

Etymology

Introduced by Raymond Haugh in 1937.

Noun

Haugh unit (plural Haugh units)

1. A unit of measure of egg protein quality, based on the egg's weight and the height of the albumen immediately around the yolk.
   • 2017, William J Stadelman, Egg Science and Technology:

     The effectiveness of spray oiling one, six, 24, 48, 72, and 96 hours after lay was compared with no oiling with respect to albumen pH and Haugh units after seven, 14, and 21 days storage of the eggs at a temperature of about 10°C (50°F).