Learner's definition of AMAZEMENT
a feeling of being very surprised or amazed
The garden's beauty filled me with amazement. [=astonishment]
The crowd watched in amazement as the magician performed his tricks.
I applied for the job, and, (much) to my amazement, I was hired. [=I was very surprised to be hired]
Much to the amazement of her family, she left school to pursue her acting career.