معنی کلمه :‌ mania

Violent derangement of mind; madness; insanity. Cf. Delirium.

Excessive or unreasonable desire; insane passion affecting one or many people; as, the tulip mania.

A form of hydrometer, specially graduated, for finding the density of milk, and thus discovering whether it has been mixed with water or some of the cream has been removed.