Where does “multigraph” come from?

multigraph (English) comes from English multi, from English multituberculate, from English tuberculate, from Latin tuberculatus, from Latin tūberculum, from Latin tūber, from Proto-Italic tūβos, from Proto-Indo-European tewh₂- — to swell; to crowd; to be strong.

multigraph (English): A set V (whose elements are called vertex or node), taken together with a multiset E, each of whose elements (called an edge or line) is a cardinality-two multisubset of V

Definitions

  1. A set V (whose elements are called vertex or node), taken together with a multiset E, each of whose elements (called an edge or line) is a cardinality-two multisubset of V

Ancestry of “multigraph”, step by step

multigraph traces back through two separate lines of ancestry.

via English multi

StepLanguageWordMeaning
1EnglishmultiA multituberculate; Neolamprologus multifasciatus
2EnglishmultituberculateHaving molars with multiple rows of cusps; Any of...
3EnglishtuberculateHaving tubercles; Tubercular
4Latintuberculatuswarty, tuberculate
5Latintūberculuma small swelling, bump, or protuberance; a boil, pimple, tubercle
6Latintūbera hump, bump, swelling, protuberance; excrescence
7Proto-Italictūβos
8Proto-Indo-Europeantewh₂-to swell; to crowd; to be strong

via English graph

StepLanguageWordMeaning
1EnglishgraphA data chart intended to illustrate the...
2Ancient Greekγράφωto scratch, cut into; to draw, sketch, paint; to...
3Proto-Hellenicgrəpʰōto scratch, cut or carve into
4Proto-Indo-Europeangerbʰ-to carve
5Proto-Indo-Europeanger-to turn, bend, twist, wind; to tie, bind...

Words derived from “multigraph

Every word from Proto-Indo-European tewh₂-Every word from Proto-Italic tūβosEvery word from Latin tūber