Porifera

plural noun

Po·​rif·​era

pəˈrif(ə)rə,

pōˈr-

: a phylum of primitive invertebrate animals comprising the sponges and having a cellular grade of construction without true tissue or organ formation but with the body permeated by canals and chambers through which a current of water flows and passes in its course through one or more cavities lined with choanocytes

poriferal

-rəl

adjective

poriferan

-rən

adjective or noun

Word History

Etymology

New Latin, from Latin porus pore + -i- + -fera, neuter plural of -fer -ferous

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now