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trophosome

 - 1 dictionary result

troph⋅o⋅some

[trof-uh-sohm, troh-fuh-]
–noun Zoology.
1. an organ in deep-sea tube worms that is colonized by bacteria supplying the host worm with food and energy.
2. a similar organ in other marine worms.

Origin:
1865–70; tropho- + -some 3
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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