Translingual Symbol IEP (international standards, historical) ISO 4217 currency code for the former second Irish pound; a currency used from 1922 to 2002. English Noun IEP (plural IEPs) (chemistry) Initialism of isoelectric point. (US, education) Initialism of Individualized Education Program. IEP child Anagrams EIP, EPI, Epi, P.E.I., PEI, PIE, Pei, epi, epi-, ipe, ipé, pieWikiwand - on Seamless Wikipedia browsing. On steroids.