Where does “ballastmaster” come from?

ballastmaster (English) comes from English Master, from English Mast, from French masse, from Old French mace, from Vulgar Latin mattia, from Latin mateola, from Latin -ulus, from Proto-Italic -olos — Forms agent nouns from verbal roots.

ballastmaster (English): A harbor official responsible for overseeing the taking on and discharging of ballast by ships

Definitions

  1. A harbor official responsible for overseeing the taking on and discharging of ballast by ships

Ancestry of “ballastmaster”, step by step

ballastmaster traces back through two separate lines of ancestry.

via English Master

StepLanguageWordMeaning
1EnglishMasterPrepended to a boy's name or surname as a form...
2EnglishMast
3Frenchmassea paste, a dough; large amount or quantity of...
4Old Frenchmacemace weapon
5Vulgar Latinmattia
6LatinmateolaThe meaning of this term is uncertain....
7Latin-ulusUsed to form a diminutive of a noun, indicating...
8Proto-Italic-olos
9Proto-Italic-elosForms desubstantival and deadjectival diminutive nouns
10Proto-Indo-European-e-lós
11Proto-Indo-European-lósForms agent nouns from verbal roots

via English ballast

StepLanguageWordMeaning
1EnglishballastHeavy material that is placed in the hold of a...
2Middle EnglishbarAlternative form of bor
3Old Englishbærbare, naked, unconcealed
4Proto-West Germanicbaʀbare, naked
5Proto-Germanicbazazbare, naked
6Proto-Indo-Europeanbʰosósbare, barefoot
7Proto-Indo-Europeanbʰos-to sally forth, barge, hurtle out; bare, barefoot
Every word from Proto-Indo-European -lós