释义 |
blind·ness \ˈblīnnə̇s\ noun (-es) Etymology: Middle English, from blind (I) + -ness 1. : want of discernment especially with reference to some particular object or matter : failure to exercise understanding, judgment, or discrimination 2. a. : the quality or state of being blind; specifically : that of having less than 1/10 of normal vision in the more efficient eye when refractive defects are fully corrected by suitable lenses — compare color blindness b. : psychic inability to perceive visual images although the visual receptors are functional — called also mental blindness, mind blindness, psychic blindness c. : lack of sensory perception involving all or part of some sense other than sight < taste blindness > < smell blindness > 3. a. obsolete : concealment b. : obscurity 4. of plants : failure to produce a growing tip or flowers or to develop vegetative parts — compare blind I 5a |