Sclerosponge

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A sponge with a soft body that covers a hard, often massive skeleton made of calcium carbonate, either aragonite or calcite.

Etymology

From sclero- + sponge.

Related phrases

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.