Children's, Intermediate and Advanced Online English Dictionary & Thesaurus

Comprehensive
Dictionary Suite
Help
Help
Help
Multi-word Results
night vision one's ability to see at night or in low light.
peripheral vision the ability to see objects and motion to either side while looking straight ahead.
tunnel vision an abnormal condition in which one loses peripheral vision. [2 definitions]
twenty-twenty vision normal visual acuity, or the ability to see clearly what the normal eye sees at a distance of twenty feet.