Definition: A phlegmonoid, or "phlegmoid" in Japanese, is a type of mathematical object that has been proposed by mathematicians as a way to model the concept of a phlegm, which is a substance consisting of a mixture of air and water. Phlegmonoids are often used in the context of fluid mechanics and thermodynamics to represent the behavior of fluids or gases. In a phlegmonoid, there are two main components: the "phlegm"
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