Where does “tricortical” come from?

tricortical (English) comes from English cortical, from Latin cortex, from Proto-Indo-European *(s)kort-ek-s.

tricortical (English): Connected to three cortical plates

Definitions

  1. Connected to three cortical plates

Ancestry of “tricortical”, step by step

tricortical traces back through two separate lines of ancestry.

via English cortical

StepLanguageWordMeaning
1EnglishcorticalPertaining to the outer layer of an internal...
2LatincortexThe bark of a tree; the bark of a cork tree;...
3Proto-Indo-European*(s)kort-ek-s—

via English tri

StepLanguageWordMeaning
1Englishtritriathlon; triangle
2Proto-Indo-Europeantréyesthree
Every word from Proto-Indo-European *(s)kort-ek-s →Every word from Latin cortex →Every word from English cortical →