Meanings
plural calcareous sponges
- Any of many sponges, of the class Calcarea, having skeletons composed of spicules of calcium carbonate
Cite this entry
calcareous sponge. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/calcareous%20sponge
“calcareous sponge.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/calcareous%20sponge. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “calcareous sponge,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/calcareous%20sponge.
Source: calcareous sponge on Wiktionary, CC BY-SA 4.0.