Where does “underattenuation” come from?

underattenuation (English) comes from English attenuation, from Middle English attenuacioun, from Latin attenuatio, from Latin -tiō, from Latin dissertātiō, from Latin dissertus, from Latin disserere, from Latin dis- — small stone, pebble; gravel, rubble.

underattenuation (English): Insufficient attenuation

Definitions

  1. Insufficient attenuation

Ancestry of “underattenuation”, step by step

underattenuation traces back through two separate lines of ancestry.

via English attenuation

StepLanguageWordMeaning
1EnglishattenuationA gradual diminishing of strength; A reduction in...
2Middle Englishattenuacioun
3LatinattenuatioThe act of diminishing or lessening; attenuation
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 χάλιξEvery word from Latin -tiōEvery word from Latin dis-
underattenuation — Etymology, Origin & Word History | Etymology Explorer