in ‧ terest ‧ ing ‧ ly /ˈɪntrəstɪŋli, ˈɪntrɪstɪŋli/ BrE AmE adverb
[ Word Family: adverb : ↑ interestingly , ↑ disinterestedly ; adjective : ↑ interested ≠ ↑ disinterested ≠ ↑ uninterested , ↑ interesting ≠ UNINTERESTING ; verb : ↑ interest ; noun : ↑ interest ≠ ↑ disinterest ]
1 . [sentence adverb] used to introduce a fact that you think is interesting:
Interestingly, none of their three children ever married.
Interestingly enough, Pearson made no attempt to deny the rumour.
2 . in an interesting way:
His essay was clearly and interestingly written.