Read Edit View history 切触 qièchù osculation Origin Definitions Defs Strokes Stroke Words Sentences Sents 切触 切觸 qièchù osculation the state of being in close contact; specifically used in mathematics to describe a higher order of tangency between two curves or surfaces Frequency Written text 0.004 per million Sources Frequency data BCC Corpus (BLCU)
切触 切觸 qièchù osculation the state of being in close contact; specifically used in mathematics to describe a higher order of tangency between two curves or surfaces Frequency Written text 0.004 per million Sources Frequency data BCC Corpus (BLCU)