Function: noun
Date: 1888
: a hollow cell that has a tuft of vibratile cilia and is part of some lower invertebrate excretory systems (as of a platyhelminthic worm)
Function: noun
Date: 1888
: a hollow cell that has a tuft of vibratile cilia and is part of some lower invertebrate excretory systems (as of a platyhelminthic worm)
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012