During this time, the most common cause of irregular menstrual cycles is immaturity of the HPO axis, but additional etiologies should be considered, including pregnancy, PCOS, hypothyroidism, hyperprolactinemia, and functional hypothalamic dysfunction.
1 Cubism was invented around 1907 in Paris by Pablo Picasso and Georges Braque. 2  Cubism was the first abstract style of modern art. 3  A Cubist painting ignores the traditions of perspective drawing and shows you many views of a subject at one time.4  The Cubists introduced collage into painting. Cubism was the first abstract style of modern art. 2  A Cubist painting ignores the traditions of perspective drawing and shows you many views of a subject at one time. 3  The Cubists introduced collage into painting.
noun. The definition of cubism is a movement in art that began in France in 1907 that is characterized by the use of geometric planes and shapes. Works of Pablo Picasso that consist of interlocking shapes and geometric planes are examples of cubism.