Where does “semicircularity” come from?

semicircularity (English) comes from English semicircular, from English circular, from Middle English circuler, from Old French circulier, from Latin circulāris, from Latin circulus, from Latin -ulus, from Proto-Italic -olos — Forms agent nouns from verbal roots.

semicircularity (English): The quality of being semicircular

Definitions

  1. The quality of being semicircular

Ancestry of “semicircularity”, step by step

semicircularity traces back through two separate lines of ancestry.

via English semicircular

StepLanguageWordMeaning
1EnglishsemicircularIn the shape of half of a circle or a semicircle
2EnglishcircularOf or relating to a circle; In the shape of, or...
3Middle Englishcirculer
4Old Frenchcirculier
5Latincirculāriscircular, round
6Latincirculuscircle; An orbit; A ring, hoop
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 ity

StepLanguageWordMeaning
1Englishity
2Ingrian-uUsed to form nouns from verbs
Every word from Proto-Indo-European -lós