Δδ ⟵ {\displaystyle \longleftarrow } 5 ⟶ {\displaystyle \longrightarrow } Ζζ Pronunciation (UK) IPA (key): /ɛpˈsaɪ.lən/ or /ˈɛp.sɪˌlɒn/ (US) IPA (key): /ˈɛp.sɪˌlɑn/ or /ˈɛp.sɪ.lən/ Audio (US)(file) Noun Singular epsilon Plural epsilons Fifth letter of Greek. Εε. The Simple English Wikipedia has an article on: Epsilon Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads