subsequent (to), posterior (to), or just after are the best choices, or rephrase to use a different pair of antonyms. The etymological antonym of prior is ulterior (from Latin), and it used to be used as such, but this is now rare to non-existent.
Correspondingly, what does in prior to that mean?
Idioms. prior to, preceding; before: Prior to that time, buffalo had roamed the Great Plains in tremendous numbers.
What does it mean prior to a meal?
Before meal:- means at least an hour before your meal you are expected to consume this medicine is the clear instruction. If you consume food along with such instructed medicines, they may react with your food or drinks and loose some of the useful and expected effects to help your health.
What does it mean prior to breakfast?
Breakfast is the first meal taken after rising from a night's sleep, most often eaten in the early morning before undertaking the day's work. The Old English word for dinner, disner, means to break a fast, and was the first meal eaten in the day until its meaning shifted in the mid-13th century.