Definition of "Wonder" :

noun: a state in which you want to learn more about something

noun: something that causes feelings of wonder

"The wonders of modern science."

noun: the feeling aroused by something strange and surprising

verb: have a wish or desire to know something

"He wondered who had built this beautiful church."

verb: place in doubt or express doubtful speculation

"I wonder whether this was the right thing to do."

verb: be amazed at