: the shell of a marine animal and especially a mollusk
Examples of seashell in a Sentence
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On Holaway’s custom charters, the the day begins early on nearby Cayo Costa State Park, an uninhabited key that is a treasure trove of seashells.—Kelsey Glennon, Southern Living, 5 Mar. 2026 Inside the pile of rocks at Delray Beach’s Anchor Park, there are hundreds of seashells, but most are broken, cracked, smashed or otherwise beaten up.—Lois K. Solomon, Sun Sentinel, 27 Feb. 2026 Photos show the sword covered in seashells and other marine sediment.—Kerry Breen, CBS News, 24 Feb. 2026 Pearl appliqués, a milky white base, 3D seashell designs, and reflective lavender chrome make this a manicure fit for a mermaid.—Kara Jillian Brown, InStyle, 19 Feb. 2026 See All Example Sentences for seashell
Word History
First Known Use
before the 12th century, in the meaning defined above
Time Traveler
The first known use of seashell was
before the 12th century