Universities, banks, and hospitals are all institutions. Until you arrived at the bank, you'd forgotten that financial institutions were closed for the holiday. Thank goodness for the ATM! The noun institution also refers to a long held custom or practice in society. Even if your parents divorced when you were young, you might strongly believe in the institution of marriage. Or you might believe that once you enter the institution of marriage, your next stop will probably be a mental institution.
A consultant (from Latin: consultare to deliberate) is a professional who provides expert advice in a particular area such as security (electronic or physical), management, education, accountancy, law, human resources, marketing (and public relations), finance, engineering, science or any of many other specialized fields.
In the UK's NHS, the term consultant pharmacist refers to a pharmacist who has advanced roles in patient care, research and education in a specific medical speciality or expert area of practice. The Department of Health for England produced guidance in 2005 which described the role of the Consultant Pharmacist which is distinct from other roles in England and internationally.