The story
From Medieval Latin sectarius + -an. Its corresponding etymology per the first sense is sect + -arian.
Etymology from Wiktionary, CC BY-SA 4.0.
sectarian
Today it means: Of, relating to, or partial to a sect. Full definition →
Today it means: Of, relating to, or partial to a sect. Full definition →
From Medieval Latin sectarius + -an. Its corresponding etymology per the first sense is sect + -arian.
Etymology from Wiktionary, CC BY-SA 4.0.