ectomesocuneiform means an outer mesocuneiform. Lexicurio rates it Rare gem — a strength score of 82 out of 100.
Etymology
From ecto- + mesocuneiform.
noun
- An outer mesocuneiform“The articular facet for the ectomesocuneiform is oval and slightly convex, and the facet for the entocuneiform is much smaller, rounded to elliptical and concave.”