Associations to the word «Ambulacrum»
Wiktionary
AMBULACRUM, noun. (of an echinoderm) A row of pores for the protrusion of appendages such as tube feet.
Dictionary definition
AMBULACRUM, noun. One of the five areas on the undersurface of an echinoderm on which the tube feet are located.
Wise words
When ideas fail, words come in very handy.