headaches is changes with the blood vessels and this is directly related to the pressure changes of the weather. In the past many people believed it was the actual weather conditions which were causing their headaches or migraines, but this is not the case.eadaches is changes with the blood vessels and this is directly related to the pressure changes of the weather. In the past many people believed it was the actual weather conditions which were causing their headaches or migraines, but this is not the case.
Freebase(0.00 / 0 votes)Rate this definition: Desuetude. In law, desuetude is a doctrine that causes statutes, similar legislation or legal principles to lapse and become unenforceable by a long habit of non-enforcement or lapse of time. It is what happens to laws that are not repealed when they become obsolete.
Example Sentences for desuetude. 1  The laws against heresy have fallen into desuetude in England, but while they lasted they were simply ferocious. 2  This fashion, Germans inform you, is falling into desuetude; but it falls slowly. 3  This custom was kept up until early in this century, when it fell into desuetude.