daze

from The American Heritage® Dictionary of the English Language, 5th Edition.

• transitive verb To stun or bewilder, as with a heavy blow or shock; stupefy.
• transitive verb To dazzle, as with strong light.
• noun A stunned or bewildered condition.

from The Century Dictionary.

• noun The state of being stunned, stupefied, or confused.
• noun In mining, a glittering stone.
• To stun or stupefy, as with a blow or strong drink; blind, as by excess of light; confuse or bewilder, as by a shock.
• To spoil, as bread or meat when badly baked or roasted.
• To be stunned or stupefied; look confused.
• To be blinded or confused, as by excess of light.
• To wither; become rotten.

from the GNU version of the Collaborative International Dictionary of English.

• transitive verb To stupefy with excess of light; with a blow, with cold, or with fear; to confuse; to benumb.
• noun colloq. The state of being dazed.
• noun (Mining) A glittering stone.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun The state of being dazed;
• noun mining A glittering stone.
• verb To stupefy with excess of light; with a blow, with cold, or with fear; to confuse; to benumb.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• verb to cause someone to lose clear vision, especially from intense light
• verb overcome as with astonishment or disbelief
• noun confusion characterized by lack of clarity
• noun the feeling of distress and disbelief that you have when something bad happens accidentally