Having small tooth-like projections, notches, or indentations along an edge or surface, creating a fine saw-like or toothed appearance.
From Latin 'dentis' (tooth) plus suffix '-ulate' (slightly having). Common in both botanical and architectural description since the Renaissance.
Leaf edges are often denticulate—if you look at them under a magnifying glass, you'll see they have millions of tiny teeth that help the plant shed water and protect against insects!
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