Merriam-Webster's Word of the Day for October 2, 2026 is:heterodox \HET-uh-ruh-dahks\ adjective Like both unorthodox and unconventional, heterodox describes something, such an idea or belief, that is contrary to or different from an acknowledged standard, a traditional form, or an established religion. Heterodox can also describe a person or group that holds unorthodox opinions or doctrines. // The two new faculty members' heterodox approach to