mesameboid

mes·a·me·boid

(mez'ă-mē'boyd),
Minot's term for a primitive, "wandering" cell derived from mesoderm, probably a hemocytoblast.
[mes- + G. amoibē, change (ameba), + eidos, resemblance]

mesameboid

An obsolete term referring to the wandering of cells of mesodermal origin, possibly macrophages.