Pronunciation: [ɛksˈɜːn] (IPA)
Correct spelling for the English word "Excern" is [ɛksˈɜːn], [ɛksˈɜːn], [ɛ_k_s_ˈɜː_n] (IPA phonetic alphabet).
To excrete.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Correct spelling for Excern