Flame cell. flame cell. an excretory cell with a bunch of cilia that expel wastes to the outside; the action s of the cilia somewhat resemble a flickering flame, as in certain flatworms. Source: Noland, George B. 1983. General Biology, 11th Edition.
spay definition, meaning, what is spay: to remove the ovaries of a female animal: . Learn more.
sty definition: noun pl. sties 1. a pen for pigs 2. any foul or filthy placeOrigin of styMiddle English stie from Old English sti, stig, hall, enclosure, probably from Indo-European base an unverified form st?i-, to stop up, thicken from source ...