tubifex

tubifex

[too-buh-feks, tyoo-]
noun, plural tubifexes (especially collectively) tubifex.
any common, bottom-dwelling worm of the genus Tubifex, often used as food for aquarium fish.
Also called red worm.


Origin:
< Neo-Latin (1816); see tubi-, -fex

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tubifex (ˈtjuːbɪˌfɛks)
 
n , pl -fex, -fexes
any small reddish freshwater oligochaete worm of the genus Tubifex; it characteristically lives in a tube in sand and is used as food for aquarium fish
 
[C19: from New Latin, from Latin tubus tube + facere to make, do]

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