Where does “undereruption” come from?

undereruption (English) comes from English eruption, from Middle French éruption, from Latin eruptio, from Latin -tiō, from Latin dissertātiō, from Latin dissertus, from Latin disserere, from Latin dis- — small stone, pebble; gravel, rubble.

undereruption (English): The state of being undererupted, with less of the tooth visible than is normal

Definitions

  1. The state of being undererupted, with less of the tooth visible than is normal

Ancestry of “undereruption”, step by step

undereruption traces back through two separate lines of ancestry.

via English eruption

StepLanguageWordMeaning
1EnglisheruptionA violent ejection, such as the spurting out of...
2Middle Frenchéruption
3Latineruptioan eruption; outburst; onrush, onslaught
4Latin-tiōtion, -ation, -ing
5Latindissertātiō(spoken) dissertation, discourse, disquisition
6Latindissertusarranged, disposed; explained
7Latindissereresecond-person singular future passive indicative...
8Latindis-asunder, apart, in two; reversal, removal;...
9Latincalceusshoe
10Latincalxlimestone; chalk; the finish line
11Ancient Greekχάλιξsmall stone, pebble; gravel, rubble

via English under

StepLanguageWordMeaning
1EnglishunderIn or at a lower level than; As a subject of;...
2Middle Englishunderunder
3Old Englishunderunder, beneath
4Proto-Germanicunderamong, between; under, beneath; under
5Proto-Indo-Europeanh₁entérbetween
6Proto-Indo-Europeanh₁enin; in, inside
Every word from Ancient Greek χάλιξ