Meanings
nounsea cap (plural sea caps)
plural sea caps
- historicalA cap worn on shipboard.
- A basket-shaped sponge, sometimes very large, found in Florida waters.
Synonyms: vase sponge
Synonyms & antonyms
nounA basket-shaped sponge, sometimes very large, found in Florida waters.
Similar
vase sponge
Cite this entry
APA
sea cap. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/sea%20cap
MLA
“sea cap.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/sea%20cap. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “sea cap,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/sea%20cap.
Source: sea cap on Wiktionary, CC BY-SA 4.0.