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.
Quick Answer. An undergraduate is someone who has not graduated from college, while a postgraduate is someone who is continuing his education after he has obtained a bachelor's degree. An associate degree is an undergraduate degree, as is a bachelor's degree. Postgraduate degrees include master's degrees and doctorate degrees.