halichondroid

halichondroid has 2 senses in the JumbleFix dictionary. Letters: 13.

Definitions

• adjective. Resembling or characteristic of sponges of the genus Halichondria, especially in having a skeleton of siliceous spicules arranged in a confused or irregular network.
• noun. A sponge of the genus Halichondria or a sponge with a similar skeletal structure.