IPA: /tænˈdʒɛnʃəli/
KK: /tænˈdʒɛnʃəli/
In a way that is only slightly related to the main topic or point.
The speaker tangentially mentioned the project during the meeting, but did not go into detail.
Tangentially → It is formed from "tangens" (from Latin, meaning touching) and the suffix "-ally" (meaning in a manner). The word "tangentially" means in a manner that touches upon a subject without being directly related to it.
Think of something that 'touches' lightly on a topic — 'tangens' means touching, and '-ally' indicates the manner of doing so.