- an organ in deep-sea tube worms that is colonized by bacteria supplying the host worm with food and energy.
- a similar organ in other marine worms.
Origin of trophosome
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for trophosome
The polyp-individuals form the nutritive siphosome or trophosome.
The trophosome consists of a mass of coenosarcal tubes anastomosing in all planes.