Having the eyes completely opened, as in wonder.(adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "wide-eyed" in a sentence
"This girl is totally at ease surrounded by crowds and bright lights but still manages an expression of wide-eyed innocence."
"Miss Middleton appears to be baring her teeth, while Prince William is looking on with an expression of wide-eyed surprise."
"I am deeply humbled by the wide-eyed 15-year-old I met named Judith, who walks two hours a day to school, often on an empty stomach, because education is at the core of her existence after her mother died in the earthquake."