Where does “undercalculate” come from?

undercalculate (English) comes from English calculate, from Latin calculātus, from Latin calculō, from Latin calculus, from Latin -ulus, from Proto-Italic -olos, from Proto-Italic -elos, from Proto-Indo-European -e-lós — Forms agent nouns from verbal roots.

undercalculate (English): To calculate as being smaller than is actually...

Definitions

  1. To calculate as being smaller than is actually...

Ancestry of “undercalculate”, step by step

undercalculate traces back through two separate lines of ancestry.

via English calculate

StepLanguageWordMeaning
1EnglishcalculateTo determine the value of something or the...
2LatincalculātusCalculated, computed, reckoned, having been calculated
3Latincalculōto calculate, compute, reckon
4Latincalculusdiminutive of calx; pebble, stone; reckoning,...
5Latin-ulusUsed to form a diminutive of a noun, indicating...
6Proto-Italic-olos
7Proto-Italic-elosForms desubstantival and deadjectival diminutive nouns
8Proto-Indo-European-e-lós
9Proto-Indo-European-lósForms agent nouns from verbal roots

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 Proto-Indo-European -lósEvery word from Latin -ulusEvery word from Latin calculus