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.
The definition of puny is something insufficient in size or strength. A small or tiny serving is an example of a puny serving. A person who is small and weak is an example of someone who would be described as puny. puny. puny. Of inferior size, strength, or significance; weak: a puny physique; puny excuses.