Jisho

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Noun, No-adjective
1. center; centre; middle; heart; core; focus; pivot; emphasis; balance
Suffix
2. -centered; -centred; -focused; -oriented; centered on; focused on
Wikipedia definition
3. Centre (geometry)In geometry, the centre (or center) of an object is a point in some sense in the middle of the object. If geometry is regarded as the study of isometry groups then the centre is a fixed point of the isometries.
Read “Centre (geometry)” on English Wikipedia
Read “中心” on Japanese Wikipedia
Read “Centre (geometry)” on DBpedia

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