IPA: /ˌæk.əˈdɛm.ɪ.ʃən/
KK: /ˌæk.əˈdɛm.ɪ.ʃən/
A person who is a member of a group that promotes or studies art, literature, or science.
The academician presented his research at the annual conference.
Academician → It is formed from "Academia" (from Latin *academia*, meaning a place of study or learning) and "-cian" (meaning a person who practices or is concerned with). The word refers to a person who is a member of an academy or engaged in scholarly pursuits.
Think of 'Academia' as a place of learning, and remember that an 'academician' is someone who is involved in that scholarly environment.
No commonly confused words.