Thermobatery or Thermobattery: How To spell?
The word Thermobatery is misspelled against Thermobattery, a noun meaning "A thermoelectric battery; a thermopile."
Thermobattery has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings thermoba & ery which should not be misspelled with single 'T'
Wrong Spelling:  thermoba-t-ery  Correct Spelling:  thermoba-tt-ery 
Find more incorrect spellings of Thermobattery to spell right way.