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单词 electric per se
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electric per se
1. A substance in which static electricity can be generated and accumulated by friction (cf. sense A. 1). Formerly also † electric per se. Now historical.positive electric n. Obsolete a substance that generates or has an excess of positive electricity; an electropositive substance. Similarly † negative electric.
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the world > matter > physics > electromagnetic radiation > electricity > [noun] > electricity generated by friction > substance stimulated by
electric1646
electrical1742
idio-electric1790
1646 Sir T. Browne Pseudodoxia Epidemica 81 Our other discourse of Electricks concerneth a generall opinion touching Jet and Amber. View more context for this quotation
1664 H. Power Exper. Philos. ii. 133 The effluviums of an Electrick upon its retreat, pluck up Straws.
1742 J. T. Desaguliers Diss. Electr. 26 Electricks per se, whilst they are in a State of Electricity, can receive no communicated Electricity..from the Tube.
?1748 B. Franklin Let. in Exper. & Observ. Electr. (1751) 36 Air is an electric per se.
1760 Philos. Trans. 1759 (Royal Soc.) 51 86 I have not scrupled to rank those known [as] positive electrics, glass and transparent stones, under that class of bodies which consists of calx or earth.
1769 J. Priestley Hist. & Present State Electr. (ed. 2) iii. ii. 437 The attraction of light bodies to negative electrics cannot be owing to the repulsive power of the electric fluid in the neighbouring air.
1799 W. Jones Adams's Ess. Electr. (ed. 5) v. 182 If positive electrics are drawn over the ribbons, they will be excited negatively.
1825 Trans. Amer. Philos. Soc. 2 162 Besides, only dry earth is an electric per se.
1832 Nat. Philos. (Libr. Useful Knowl.) II. Electricity. iii. §56. 14 The essential parts of..an electrical machine..are the electric, the rubber, etc.
1842 J. Liebig & W. Gregory E. Turner's Elements Chem. (ed. 7) 130 Negative Electrics—Oxygen, Sulphur, Nitrogen..Positive Electrics—Potassium-Sodium, Lithium, etc.
1866 R. M. Ferguson Electricity 51 The term electrics is applied to those substances which, when held in the hands and rubbed, become electric.
1960 Brit. Jrnl. Philos. Sci. 11 6 Gilbert carefully distinguishes between the force of attraction or ‘allure’ exerted by electrics on light bodies which are drawn to them passively, and magnetic coition in which bodies..‘run together with mutual forces’.
2003 M. B. Schiffer Draw Lightning Down ii. 16 Gilbert's ingenious theory explains electrical attraction and why it is confined to electrics.
extracted from electricadj.n.
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