1. having the shape of a disk; flat and circular
Usage: technical

Examples

• The discoid leaves of the water lily floated on the pond’s surface.
• Scientists observed the discoid shape of the red blood cells under the microscope.
• The ancient coin had a discoid form typical of early currency.
• The discoid galaxy appeared flattened when viewed from the side.
• Botanists noted the plant’s discoid flowers arranged in clusters.
• The discoid structure of the jellyfish made it easy to identify.