wormcast

A noun referring to a cylindrical mass of soil or sediment voided by a burrowing earthworm or lugworm, or a fossil trail left by a worm.

• 🇪🇸Masa cilíndrica de tierra o sedimento expulsada por una lombriz o gusano arenícola al excavar, o rastro fósil dejado por un gusano.

1. Earthworm excrement C1 formal

   A small, coiled or cylindrical pile of soil that is excreted by an earthworm after it has passed through its body.

   • The garden soil was covered in small wormcasts, indicating healthy earthworm activity.
   • Wormcasts are a sign of fertile soil.
   • He carefully removed the wormcasts from the lawn before mowing.

   🇪🇸Excremento de lombriz

2. Fossilized worm trail C2 formal

   A fossilized trace or burrow left by a worm in ancient sediment.

   • The geologist identified a wormcast in the rock formation.
   • Fossilized wormcasts provide clues about ancient environments.
   • The museum displayed a slab of sandstone with clear wormcasts.

   🇪🇸Pista fósil de lombriz

• wormcasts plural form
• wormcasts' possessive plural form
• wormcast's possessive singular form