備びっ中ちゅうびっちゅうFreq.FrequencyTop 50,000Meanings1nounBitchū Provincehistorical termHistorical province in western part of present-day Okayama Prefecture. Used in historical contexts and place names.備びっ中ちゅうは江え戸ど時じ代だいに岡おか山やま藩はんの一いち部ぶだった。Bitchū was part of the Okayama Domain in the Edo period.