ectental 📖 中文释义 [医] 外[及]内胚层的 📘 English Definition(英文释义) a. Relating to, or connected with, the two primitive germlayers, the ectoderm and ectoderm; as, the "ectental line" or line ofjuncture of the two layers in the segmentation of the ovum. ← ectendotrophic E 字母词表 ectental line →