The word Transmitance is misspelled against Transmittance, a noun meaning "Transmission."
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Transmittance has double "tt" is mispronounced as "t"
Remember double 'TT' in between the strings transmi & ance which should not be misspelled with single 'T'
Wrong Spelling: transmi-t-ance
Correct Spelling: transmi-tt-ance
Find more wrongly spelled words of Transmittance to spell it well.