actinostome

== English == === Etymology === From actino- +‎ -stome. === Noun === actinostome (plural actinostomes) (archaic, zoology) The mouth or anterior opening of a various marine animals, such as the starfish. === References === “actinostome”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC. === Anagrams === catostomine