mesoderm

== English == === Etymology === From meso- +‎ -derm. === Noun === mesoderm (plural mesoderms) (embryology) One of the three tissue layers in the embryo of a metazoan animal, which will produce, through development, many internal organs of the adult, e.g. muscles, spine and the circulatory system. ==== Coordinate terms ==== ectoderm endoderm ==== Derived terms ==== ==== Translations ====