1. resembling a spine in shape; long, thin, and pointed like a thorn or needle

Examples

• The cactus had spinelike projections covering its surface.
• Spinelike crystals formed along the edge of the mineral sample.
• The fish’s spinelike fins provided protection from predators.
• Ice formed spinelike icicles hanging from the roof.
• The plant’s spinelike leaves deterred grazing animals.
• Spinelike structures emerged from the sea urchin’s shell.