one of the hollow cells terminating the branches of the excretory tubules of certain invertebrates, having a tuft of continuously moving cilia.
sleeper cellRead more in this article about some frequently asked questions and fun facts related to our definitions.
Who Invented The Crossword?Arthur Wynne is usually credited with inventing the crossword. His first puzzle, called a word-cross, was published in December 1913 in the New York World. But there may have been other predecessors to the crossword: in England in the 19th century and an Italian version called per passare il tempo, which means “to pass the time.” Word crosses eventually became known as crosswords, and their creators …
Origin of flame cell
First recorded in 1885–90
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for flame cell
an organ of excretion in flatworms: a hollow cup-shaped cell containing a bunch of cilia, whose movement draws in waste products and wafts them to the outside through a connecting tubule
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012