Shaped like an arch or bow; curved or arched in form.
From Latin 'arcatus' (bowed, arched), derived from 'arcus' (bow, arch), describing anything that has the bent or curved shape characteristic of an archer's bow or architectural arch.
This word is used in biology to describe curved structures like arcate fins on fish or arcate muscle configurations—it's a precise anatomical term that captures curvature in ways 'curved' never could!
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