Pronunciation: tü- ' bi-f ə -s ə d, tyü-; ˌ t(y)ü-b ə - ' fi-s ə d
Function: noun
Etymology: New Latin Tubificidae, from Tubific-, Tubifex
Date: 1950
: any of a family (Tubificidae) of aquatic oligochaetes including the tubifex worms
– tubificid adjective