seashell
noun
The empty shell of a marine mollusk.
Example sentence
- “She sells seashells in Chelsea.”
Related words
seaweedAny of numerous marine algae, such as a kelp.coralAny of many species of marine invertebrates in the class Anthozoa, most of which build hard calcium carbonate skeletons and form colonies, or a colony belonging to one of those species.tundraA flat and treeless Arctic biome.reefA chain or range of rocks, sand, or coral lying at or near the surface of the water.savannaA mixed woodland-grassland biome and ecosystem characterised by the trees being sufficiently widely spaced so that the canopy does not close.geyserA boiling natural spring which throws forth jets of water, mud, etc., at frequent intervals, driven upwards by the expansive power of steam.