schwa 7*w9, *v98
n.
5Ger < Heb sheva, a diacritic marking silence instead of a vowel sound6
1 the neutral mid-central vowel sound of most unstressed syllables in English: the sound represented by a in ago, e in agent, i in sanity, etc.
2 the symbol (!) for this sound, as in the International Phonetic Alphabet and this dictionary