Masson disk

a white disk on which a series of concentric gray circles appear to vanish intermittently when the disk is rotated, used for testing a person's fluctuation of attention and visual threshold. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source Link To masson-disk
Previous Definition: masson disk
Next Definition: massoola boat
Words Near: masson-disk
More from
Synonyms and Antonyms for masson-disk
More from
Search for articles containing masson-disk
More from Translator Word FAQs presents 366 FAQs, incorporating some of the frequently asked questions from the past with newer queries.

Copyright © 2014, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature