Admission/ədˈmɪʃn/ Definition 1 of 4Pro Tip 1/2Literal Entrance Refers to physically entering locations like museums or parks, usually involving a fee. After paying the admission, we explored the botanical gardens. Pro Tip 2/2Not Always Purchase 'Admission' might be free, emphasizing permission to enter rather than a purchase. Admission to the public library is free of charge.