胚はい盤ばん胞ほうはいばんほうじ字FuriganaMeanings1nounblastocyst; blastodermic vesiclebiology›A biological term for the early mammalian embryo stage, used in developmental biology and reproductive medicine.胚はい盤ばん胞ほうは受じゅ精せい後ご約やく5日かで形