Vitamin A deficiency: Related Medical Conditions. To research the causes of Vitamin A deficiency, consider researching the causes of these these diseases that may be similar, or associated with Vitamin A deficiency:
Definition of push button. : a small button or knob that when pushed operates something especially by closing an electric circuit.
Top Definition. push-pull. A long term relationship dynamic in which one member pushes the other other away if intimacy becomes too great or the relationship threatens to become too serious, yet also pulls the pursuer back with signs of interest if the target begins to give up on pursuing the relationship.