“columbin”的英文意思_释义_用法

单词

columbin

释义

▪ I. columbin Electr.|kəˈlʌmbɪn|
[A transferred use of F. colombin ‘baisin dans lequel se met la composition de la fritte du faïencier’ (Littré).]
An insulating material used for connecting the sockets of the electric (Jablochkoff) candle.
(Formerly made of pieces of baked kaolin; now of a mixture of calcium and barium sulphates.)
1882Dredge Electr. Illum. I. 516 The utility of the insulator lies in a sensible reduction in the amount of power absorbed. The ‘columbin’ gives a definite increase of light for a given power.
▪ II. columbin(e
var. of calumbin: see calumba.
1842E. Turner Elem. Chem. (ed. 7) 1121 Columbine.1875H. Wood Therap. (1879) 57 Columbin, a bitter neutral principle crystallizing in rhomboid prisms or needles.

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