Where does “trilineage” come from?

trilineage (English) comes from English lineage, from Middle English linage, from Old French linage, from Old French ligne, from Latin līnea, from Latin līnum, from Proto-Italic līnom, from Proto-Indo-European līnom — flax.

trilineage (English): Affecting all three cell lineages; These three...

Definitions

  1. Affecting all three cell lineages; These three...

Ancestry of “trilineage”, step by step

trilineage traces back through two separate lines of ancestry.

via English lineage

StepLanguageWordMeaning
1EnglishlineageDescent in a line from a common progenitor;...
2Middle Englishlinage—
3Old Frenchlinagelineage
4Old Frenchligne—
5LatinlīneaA linen thread
6Latinlīnumflax
7Proto-Italiclīnom—
8Proto-Indo-Europeanlīnomflax

via English tri

StepLanguageWordMeaning
1Englishtritriathlon; triangle
2Proto-Indo-Europeantréyesthree
Every word from Proto-Indo-European līnom →Every word from Proto-Italic līnom →Every word from Latin līnum →