Definition of wondering in English:
 wondering
adjectiveˈwʌnd(ə)rɪŋˈwəndərɪŋ
1Characterized by or expressive of a desire to know something; curious.
 unsure where she was leading to, I cast her a wondering look
- 1.1 Characterized by or expressive of admiration and amazement.
 Peter listened with an air of wondering astonishment
 
  Definition of wondering in US English:
 wondering
adjectiveˈwəndərɪŋˈwəndəriNG
1Characterized by or expressive of a desire to know something; curious.
 unsure where she was leading to, I cast her a wondering look
- 1.1 Characterized by or expressive of admiration and amazement.
 Peter listened with an air of wondering astonishment