Where does “abfraction” come from?

abfraction (English) comes from English fraction, from Middle English fraccioun, from Occitan fraccion, from Latin fractio, from Latin -tiō, from Latin dissertātiō, from Latin dissertus, from Latin disserere — small stone, pebble; gravel, rubble.

abfraction (English): A proposed mechanism for noncarious tooth tissue loss, owing not to decay but rather to biomechanical stresses of biting and chewing; the pathogenesis of such damage remains a subject of continuing study

Definitions

  1. A proposed mechanism for noncarious tooth tissue loss, owing not to decay but rather to biomechanical stresses of biting and chewing; the pathogenesis of such damage remains a subject of continuing study

Ancestry of “abfraction”, step by step

StepLanguageWordMeaning
1EnglishfractionA part of a whole, especially a comparatively...
2Middle Englishfracciouna breaking
3Occitanfracciona part; fraction
4Latinfractiothe action of breaking; fraction
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
Every word from Ancient Greek χάλιξ