launderometer

English

Etymology

From a trademark, Launder-Ometer, from launder +‎ -o- +‎ -meter.

Noun

launderometer (plural launderometers)

1. A device with rotating cylinders for measuring the cleanability or colorfastness of cloth in a given liquid.
   • 1944, Experiment Station Record, volume 91, United States: Office of Experiment Stations, page 108:

     These test fabrics were washed in launderometers and graded on photometers.

   • 2005, Kuo-Yann Lai, Liquid Detergents, page 288:

     Although this method does not permit testing in as controlled a fashion as the launderometers, they do predict consumer-relevant behavior.