blastocoele blastochyle • blastocolla · · · Info · Definitions · Synonyms · Characters · · blastocoele · · Text Latin · · Script 11 · · Length Definitions · · · (noun) the fluid-filled cavity inside a blastula. Synonyms: blastocoel, blastocele, segmentation cavity, cleavage cavity. · · Noun Definition 1 Synonyms · · · blastocoel · · Synonym 1 blastocele · · Synonym 2 segmentation cavity · · Synonym 3 cleavage cavity · · Synonym 4 Characters · · a latin small letter a U+0061 b latin small letter b U+0062 c latin small letter c U+0063 e latin small letter e U+0065 l latin small letter l U+006C o latin small letter o U+006F s latin small letter s U+0073 t latin small letter t U+0074