Where does “nonperpendicular” come from?

nonperpendicular (English) comes from English perpendicular, from Middle French perpendiculaire, from Old French perpendiculer, from Latin perpendiculum, from Latin -culum, from Proto-Italic -klom, from Proto-Indo-European -tlom, from Proto-Indo-European -trom — Derives agent nouns from verbs, denoting someone...

nonperpendicular (English): Not perpendicular

Definitions

  1. Not perpendicular

Ancestry of “nonperpendicular”, step by step

nonperpendicular traces back through two separate lines of ancestry.

via English perpendicular

StepLanguageWordMeaning
1Englishperpendicularat or forming a right angle; Exactly upright;...
2Middle Frenchperpendiculaire
3Old Frenchperpendiculer
4Latinperpendiculumplumbline, plummet
5Latin-culumnominative neuter singular of -culus; accusative...
6Proto-Italic-klom
7Proto-Indo-European-tlomAlternative form of *-trom
8Proto-Indo-European-tromForms nouns denoting a tool or instrument
9Proto-Indo-European-tḗrDerives agent nouns from verbs, denoting someone...

via English non

StepLanguageWordMeaning
1EnglishnonObsolete form of none
2Frenchnonno; not; a no, a negative response
3Old Frenchnonno; not; Alternative form of nom
4Latinnōnnot
5Old Latinnoenum
6Proto-Indo-Europeanóynosone; single
Every word from Proto-Indo-European -tḗr