seashell

plural seashells · alternative sea shell

1. The empty shell of a marine mollusk.

   Look closely at the pretty seashell print on these blouses. They’re actually formulated from mathematical equations!

   2020 February 7, AJ Willingham, “What a great week for rescue pets!”, in CNN

   1 more example

   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.

   2024 April 21, Laura Paddison, “Can this ocean-based carbon plant help save the world? Some scientists are raising red flags”, in CNN

2. The animal living inside a seashell.

   The seashells on the beach are toxic and best avoided.

3. A very light pink colour, like that of some seashells.

alternative sea shell

1. Of a very light pink colour, like that of some seashells.

present singular third person seashells · participle present seashelling · participle past seashelled · past seashelled · alternative sea shell

1. transitiveTo collect seashells.