Classically, destruction of the major portion of the cerebellar hemispheres in humans is associated with pendular deep-tendon reflexes. The reflexes are poorly checked so that when testing the patellar reflex, for example, the leg may swing to-and-fro (like a pendulum).
Medical Definition of splanchnopleure. : a layer of tissue that consists of the inner of the two layers into which the unsegmented sheet of mesoderm splits in the embryo of a craniate vertebrate together with the endoderm internal to it and that forms most of the walls and substance of the visceral organsâcompare somatopleure.
Definition of waterspout. 1 :  a pipe, duct, or orifice from which water is spouted or through which it is carried. 2 : a funnel-shaped or tubular column of rotating cloud-filled wind usually extending from the underside of a cumulus or cumulonimbus cloud down to a cloud of spray torn up by the whirling winds from the surface of an ocean or lake.