Retinol and Retin-A are essentially the same, except retinol is exclusively an over-the-counter solution. Both products are retinoids designed to promote skin cell rejuvenation, according to WebMD.
Full Definition of UNDERGRADUATE. : a student at a college or university who has not received a first and especially a bachelor's degree. â undergraduate adjective.See undergraduate defined for English-language learners. See undergraduate defined for kids.ull Definition of UNDERGRADUATE. : a student at a college or university who has not received a first and especially a bachelor's degree. â undergraduate adjective. See undergraduate defined for English-language learners.
Look up alumnus in Wiktionary, the free dictionary. An alumnus (/ÉËlÊmnÉs/ ; masculine, plural alumni /ÉËlÊmnaÉª/) or alumna (/ÉËlÊmnÉ/ ; feminine, plural alumnae /ÉËlÊmniË/) is a former student or pupil of a school, college, or university.he Latin noun alumnus means foster son, pupil and is derived from the verb alere to nourish. The word alumnus appears in Roman law to describe a child placed in fosterage.