tunicin

== English == === Etymology === From tunic +‎ -in. === Noun === tunicin (countable and uncountable, plural tunicins) (archaic, biochemistry) A type of animal cellulose present in the mantle, or tunic, of the tunicates. === References === “tunicin”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.