noun
: a vowel ending the stem of a noun or verb but not belonging to the root ; especially : the varying e:o (as in Latin nominative servos, vocative serve slave) — compare grade 4
noun
: a vowel ending the stem of a noun or verb but not belonging to the root ; especially : the varying e:o (as in Latin nominative servos, vocative serve slave) — compare grade 4
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012