> as lemmas

1823 J. Cumming in Ann. Philos. New Ser. 6 177 (heading) A List of Substances arranged according to their Thermoelectric Relations, with a Description of Instruments for exhibiting Rotation by Thermoelectricity.

1832 Nat. Philos. (Libr. Useful Knowl.) II. Electro-magnetism xiii. §305. 93 The electrical current thus excited has been termed Thermo-electric, in order to distinguish it from the common galvanic current.

1842 G. W. Francis Dict. Arts Thermo-Electric Circuit,..Piles,..Thermometer.

1863 J. Tyndall Heat (1870) i. App. 77 A thermo-electric pair or couple.

c1865 J. Wylde Circle of Sci. I. 29/1 We observe the thermo-electric battery.

1876 W. H. Preece & J. Sivewright Telegraphy 298 A current of electricity will continue to flow so long as a difference of temperature is maintained between the junction and the extremities. This current is named a thermo-electric current, and the two metals form what is known as a thermo-electric pair; a combination of these pairs forms the thermo-electric pile or battery.

1878 H. P. Gurney Crystallogr. 115 Crystals sometimes acquire different electrifications when two ends are..differently heated... These crystals are called thermo-electric.

1902 T. O'C. Sloane Standard Electr. Dict. Thermo-electric Telephone, a telephone transmitter including a thermo-electric battery placed in circuit with the line.