1. having an operculum; covered by a lid-like structure
Usage: biological; technical

Examples

• The operculated gastropod shells were easily identified by their distinctive covers.
• Many fish species have operculated gills protected by bony plates.
• The botanist examined the operculated moss capsules under a microscope.
• Operculated snails can seal themselves inside their shells for protection.
• The marine biologist collected several operculated specimens from the tide pool.