- any of the coralline algae with a crustlike plant body.
Origin of nullipore
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- any of several red seaweeds that secrete and become encrusted with calcium carbonate: family Rhodophyceae
C19: from Latin, from nullus no + pore ²