blastocoel; blastocoele
A fluid-filled cavity inside a blastula during early embryonic development. Technical term used in biology and embryology.
The blastocoel is a fluid-filled cavity that forms inside the blastula.
Standard kanji form for this biological term.
Composed of 胞 (cell/embryo), 胚 (embryo), and 腔 (cavity). A modern scientific compound, likely coined in Japanese from kanji elements to translate the Western biological term 'blastocoel'.