Epichordis is a word that refers to an organ in certain vertebrates. The correct spelling is /ɛpɪˈkɔːrdɪs/. The first syllable is pronounced with the schwa sound /ə/, followed by the short i sound /ɪ/. The second syllable has the open o sound /ɔː/ and the last syllable ends with the short i sound /ɪ/. It is important to use proper spelling when using scientific vocabulary to avoid confusion and misinterpretation.