Ending in a sharp point or cusp; having a pointed apex.
From Latin 'cuspis' (point, spear) plus the adjective suffix '-ate'. A formal term used in botany, geology, and anatomy since the 18th century to describe pointed formations.
Nature loves points and cusps—from glacier formations (cuspate forelands) to leaf tips to teeth, the cuspate shape is everywhere because sharp points are mechanically efficient for cutting, piercing, and collecting water.
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