Where does “macroblocking” come from?

macroblocking (English) comes from English macroblock, from English block, from French Bloc, from Middle French bloc, from Old French bloc, from Dutch blok, from Middle Dutch blok, from Old Dutch blok — thick plank, beam, pile, prop.

macroblocking (English): A visual artifact in compressed video etc. where similar adjacent pixels appear as a contiguous block of colour

Definitions

  1. A visual artifact in compressed video etc. where similar adjacent pixels appear as a contiguous block of colour

Ancestry of “macroblocking”, step by step

macroblocking traces back through two separate lines of ancestry.

via English macroblock

StepLanguageWordMeaning
1EnglishmacroblockA block of adjacent pixels, typically a...
2EnglishblockA substantial, often approximately cuboid, piece...
3FrenchBlocBloc — Bloc Québécois (Bloc québécois)
4Middle Frenchbloca considerable piece of something heavy, block
5Old Frenchbloclog, block
6Dutchbloka block; a street block; a political bloc
7Middle Dutchbloktreetrunk
8Old Dutchbloklog
9Proto-West Germanicblokkblock, log
10Proto-Germanicblukkąblock, log
11Proto-Indo-Europeanbhulg'-
12Proto-Indo-Europeanbhelg'-thick plank, beam, pile, prop

via English ing

StepLanguageWordMeaning
1EnglishingA meadow, especially a low meadow near a river;...
2Middle Englishing
3Old Englishingmeadow, water meadow, ing
4Old Norseengmeadow
5Proto-GermanicangijōA low lying meadow in a valley or near a river
6Proto-Indo-Europeanh₂énkoscurve, bend
7Proto-Indo-European-osCreates action nouns or result nouns from verbs;...
Every word from Proto-Indo-European bhelg'-