ep·ex·e·ge·sis (ěp-ěk'sə-jē'sĭs) n. Additional explanation or explanatory material.
[Greek epexēgēsis, from epexēgeisthai, to explain in detail : ep-, epi-, epi- + exēgeisthai, to explain; see exegesis.] ep·ex'e·get'ic (-jět'ĭk), ep·ex'e·get'i·cal adj.