seashell

Definition

The empty shell of a marine mollusk.

Etymology

From sea + shell.

Example Sentences

• "Look closely at the pretty seashell print on these blouses. They’re actually formulated from mathematical equations!"
• "Fans will pump air through the alkaline stream, which causes carbon dioxide to form solid calcium carbonate, the material from which seashells are formed, which will look like a fine sand, as well as dissolved bicarbonate."
• "The seashells on the beach are toxic and best avoided."