A classical or anatomical term referring to a twin, or to testicular tissue; sometimes used in medical nomenclature.
From Greek 'didymos' (twin), a direct transliteration used in classical medical Latin and English medical terminology, particularly in older anatomical texts.
Saint Thomas the Apostle was called 'Didymus' (twin) in the New Testament, showing how this Greek word was common enough in Mediterranean languages that biblical translators kept it untranslated—it's the 'Thomas the Twin' you've always wondered about.
Complete word intelligence in one call. Free tier — 50 lookups/day.