Holmgren yarn test

noun

Holm·​gren yarn test ˈhōm-grən-ˈyärn-, ˈhōlm- How to pronounce Holmgren yarn test (audio)
: a method of testing color vision by the use of colored wool yarns

called also Holmgren test, Holmgren wool test

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“Holmgren yarn test.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/Holmgren%20yarn%20test. Accessed 27 Feb. 2025.

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