Where does “trigeneration” come from?

trigeneration (English) comes from English generation, from Middle English generacioun, from Old French generacion, from Latin generātiō, from Latin -tiō, from Latin dissertātiō, from Latin dissertus, from Latin disserere — small stone, pebble; gravel, rubble.

trigeneration (English): The simultaneous production of mechanical power (often converted to electricity), heat, and cooling from a single heat source such as fuel or solar energy

Definitions

  1. The simultaneous production of mechanical power (often converted to electricity), heat, and cooling from a single heat source such as fuel or solar energy

Ancestry of “trigeneration”, step by step

trigeneration traces back through two separate lines of ancestry.

via English generation

StepLanguageWordMeaning
1EnglishgenerationThe fact of creating something, or bringing...
2Middle Englishgeneracioungeneration
3Old Frenchgeneracionprocreation; begetting
4Latingenerātiōa generation
5Latin-tiōtion, -ation, -ing
6Latindissertātiō(spoken) dissertation, discourse, disquisition
7Latindissertusarranged, disposed; explained
8Latindissereresecond-person singular future passive indicative...
9Latindis-asunder, apart, in two; reversal, removal;...
10Latincalceusshoe
11Latincalxlimestone; chalk; the finish line
12Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

via English tri

StepLanguageWordMeaning
1Englishtritriathlon; triangle
2Proto-Indo-Europeantréyesthree
Every word from Ancient Greek χάλιξEvery word from Latin -tiōEvery word from Latin dis-