endosiphuncle

noun

en·​do·​siphuncle

"+

: an inner tube in the calcareous siphuncle of certain fossil cephalopods

Word History

Etymology

end- + siphuncle

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

Rhymes for endosiphuncle

• carbuncle
• peduncle
• siphuncle
• uncle