Where does “semiregularity” come from?

semiregularity (English) comes from English regularity, from Old French regularite, from Late Latin regularitas, from Latin regularis, from Latin regula, from Latin rego, from Proto-Italic regō, from Proto-Indo-European h₃réǵeti — to straighten, to right oneself; right; just.

semiregularity (English): The quality of being semiregular

Definitions

  1. The quality of being semiregular

Ancestry of “semiregularity”, step by step

semiregularity traces back through two separate lines of ancestry.

via English regularity

StepLanguageWordMeaning
1EnglishregularityThe condition or quality of being regular; A...
2Old Frenchregularite
3Late Latinregularitasregularity
4Latinregularisductile; containing rules; regular
5Latinregularule, bar; second-person singular present active...
6LatinregoI rule, govern; I guide, steer; I oversee, manage
7Proto-Italicregō
8Proto-Indo-Europeanh₃réǵetito be straightening, to be setting upright
9Proto-Indo-Europeanh₃reǵ-to straighten, to right oneself; right; just

via English semi

StepLanguageWordMeaning
1EnglishsemiA semi-detached house; A semitrailer; a...
2Englishsemi-half; partial, incomplete; somewhat, rather,...
3Latinsēmi-half
4Proto-Indo-Europeansēmihalf; partially
Every word from Proto-Indo-European h₃reǵ-