Where does “microperthite” come from?

microperthite (English) comes from English Perthite, from English Perth, from Scottish Gaelic frìth, from English frith, from English Firth, from Scots firth, from Middle English fyrth, from Old Norse fjǫrðr — passed , crossed.

microperthite (English): perthite in which the intergrowths are on a microscopic scale

Definitions

  1. perthite in which the intergrowths are on a microscopic scale

Ancestry of “microperthite”, step by step

StepLanguageWordMeaning
1EnglishPerthiteA native or inhabitant of Perth, Australia
2EnglishPerthA Scottish earldom
3Scottish Gaelicfrìthdeer forest
4EnglishfrithPeace; security; Sanctuary, asylum; To protect;...
5EnglishFirthOS grid ref HY3514 (approx
6Scotsfirth
7Middle Englishfyrth
8Old Norsefjǫrðrfirth, fjord
9Proto-Norseᚠᛖᚱᚦᚢᛉ
10Proto-Germanicferþuzinlet, fjord
11Proto-Indo-Europeanpértuscrossing
12Proto-Indo-Europeanper-before, in front; first; to go through
13Proto-Indo-Europeanpr̥tóspassed , crossed
Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Proto-Indo-European pértus