1. shaped like or having the form of a patella (kneecap); round and flat
Usage: chiefly botanical and zoological

Examples

• The patellate leaves of the water lily float on the pond's surface.
• The fungus produces patellate fruiting bodies under the microscope.
• Patellate structures are common in certain marine organisms.
• The botanist identified the patellate shape of the specimen's appendages.