Where does “microbarn” come from?

microbarn (English) comes from English barn, from Middle English barn, from Old English bearn, from Old English bereærn, from Old English bere, from Old English tūn, from Proto-West Germanic tūn, from Proto-Germanic tūną — smoke; mist, haze.

microbarn (English): A unit of surface area equal to one millionth of...

Definitions

  1. A unit of surface area equal to one millionth of...

Ancestry of “microbarn”, step by step

microbarn traces back through two separate lines of ancestry.

via English barn

StepLanguageWordMeaning
1EnglishbarnA building, often found on a farm, used for...
2Middle EnglishbarnA member of one's immediate offspring or progeny;...
3Old Englishbearnchild; first/third-person singular preterite of...
4Old Englishbereærnbarn, granary
5Old Englishberebarley; first-person singular present indicative...
6Old Englishtūnenclosure, yard; place; dwelling
7Proto-West Germanictūnfence
8Proto-Germanictūnąfence; enclosure
9Gaulishdunumfort; hill, hillfort
10Proto-Celticdūnomstronghold, rampart
11Proto-Indo-Europeandʰewh₂-smoke; mist, haze

via English micro

StepLanguageWordMeaning
1EnglishmicroSmall, relatively small; short form of...
2Ancient Greekμικρόςlittle, small
3Proto-Indo-Europeanmēy-soft, tender, dear
Every word from Proto-Indo-European dʰewh₂-