The word "Ectental" is pronounced [ɛktəntal]. The spelling of this word follows the rules of the German language, where "Ecte" is pronounced with a short "e" sound and "T" is pronounced as "t." The "tal" part of the word means "valley" in German. Therefore, "Ectental" translates to "Ecte Valley" in English. Although the word may look challenging to pronounce for non-native speakers, IPA phonetic transcription provides a useful tool to understand the correct pronunciation.
Relating to both ectoderm and entoderm, noting the line where these two layers join in the gastrula.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.