ambulacrum ambulacriform • ambulance · · · Info · Definitions · Characters · · ambulacrum · · Text Latin · · Script 10 · · Length Definitions · · · (noun) one of the five areas on the undersurface of an echinoderm on which the tube feet are located. · · Noun Definition 1 Characters · · a latin small letter a U+0061 b latin small letter b U+0062 c latin small letter c U+0063 l latin small letter l U+006C m latin small letter m U+006D r latin small letter r U+0072 u latin small letter u U+0075