incidentally

1 ENTRIES FOUND:
incidentally /ˌɪnsəˈdɛntl̟i/ adverb
incidentally
/ˌɪnsəˈdɛntl̟i/
adverb
Britannica Dictionary definition of INCIDENTALLY
1 
: as something that is less interesting or important
2 
— used to introduce a statement that provides added information or that mentions another subject