Hypothalamic Amenorrhea. Amenorrhea simply means the absence of menstruation (one or more missed menstrual periods), and it can be caused by a variety of things, including problems with the reproductive organs or hormones.
Normality is an ambiguous measure of the concentration of a solution. It needs a definition of the equivalence factor, which depends on the definition of equivalents. The same solution can possess different normalities for different reactions.
adjective. noun. The definition of normal is regular, natural or staying with the general standard. An example of normal is a human temperature of 98.6. Normal is defined as the usual or the average. An example of normal is the general amount of goods that a company makes each year.