a person is blind to the extent that he must devise alternative techniques to do efficiently those things he would do with sight if he had normal vision
blue-blind; tritanopic (inability to see the color blue or to distinguish the colors blue and yellow)
Learn English with... Proverbs of the week
"There's always a calm before a storm." (English proverb)
"Who knows to praise sure knows to insult." (Albanian proverb)
"Smoke of the neighbours renders you blind" (Arabic proverb)
"A fine rain still soaks you to the bone, but no one takes it seriously." (Corsican proverb)
AudioEnglish Definitions... Just One Click Away!
Now you can lookup any word in our dictionary, right from the search box in your browser! Click here to add the AudioEnglish.net dictionary to your list of search providers. IE 8.0 Tip: simply highlight a word from any webpage, click on the blue Accelerator icon that appears above your selection, click All Accelerators and then select Search with AudioEnglish.net Dictionary.