1. a small compartment or chamber, especially in ancient Roman tombs for holding cremated remains
Usage: archaeology; historical
2. a small cavity or chamber in a biological structure
Usage: biology; anatomy

Examples

• The archaeologists discovered several loculi containing ancient urns in the Roman catacomb.
• Each loculus in the columbarium was carefully sealed after the burial ceremony.
• The botanist examined the loculus of the seed pod under a microscope.
• Ancient families would purchase multiple loculi to house their deceased relatives.
• The loculus contained fragments of bone and pottery from the cremation.
• In plant anatomy, each loculus of the ovary develops into a separate seed chamber.